WO2012163548A2 - Fauteuil roulant, roue pliable et roue rabattable - Google Patents

Fauteuil roulant, roue pliable et roue rabattable Download PDF

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Publication number
WO2012163548A2
WO2012163548A2 PCT/EP2012/002356 EP2012002356W WO2012163548A2 WO 2012163548 A2 WO2012163548 A2 WO 2012163548A2 EP 2012002356 W EP2012002356 W EP 2012002356W WO 2012163548 A2 WO2012163548 A2 WO 2012163548A2
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WO
WIPO (PCT)
Prior art keywords
wheel
tread
transport
plane
wheelchair
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2012/002356
Other languages
German (de)
English (en)
Other versions
WO2012163548A3 (fr
Inventor
Reinhard Winter
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from DE102011103205A external-priority patent/DE102011103205A1/de
Priority claimed from DE201110103203 external-priority patent/DE102011103203A1/de
Priority claimed from DE102011103207A external-priority patent/DE102011103207A1/de
Application filed by Individual filed Critical Individual
Publication of WO2012163548A2 publication Critical patent/WO2012163548A2/fr
Publication of WO2012163548A3 publication Critical patent/WO2012163548A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/08—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/08—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable
    • A61G5/0808—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable characterised by a particular folding direction
    • A61G5/0816—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable characterised by a particular folding direction folding side to side, e.g. reducing or expanding the overall width of the wheelchair
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/08—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable
    • A61G5/0866—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs foldable folding down backrest, e.g. where the backrest folds down onto the seat support
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/1054—Large wheels, e.g. higher than the seat portion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
    • A61G5/125—Rests specially adapted therefor, e.g. for the head or the feet for arms
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
    • A61G5/128—Rests specially adapted therefor, e.g. for the head or the feet for feet
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B1/00—Spoked wheels; Spokes thereof
    • B60B1/02—Wheels with wire or other tension spokes
    • B60B1/04—Attaching spokes to rim or hub
    • B60B1/042—Attaching spokes to hub
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B1/00—Spoked wheels; Spokes thereof
    • B60B1/02—Wheels with wire or other tension spokes
    • B60B1/04—Attaching spokes to rim or hub
    • B60B1/043—Attaching spokes to rim
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B25/00—Rims built-up of several main parts ; Locking means for the rim parts
    • B60B25/02—Segmented rims, e.g. with segments arranged in sections; Connecting equipment, e.g. hinges; Insertable flange rings therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B3/00—Disc wheels, i.e. wheels with load-supporting disc body
    • B60B3/002—Disc wheels, i.e. wheels with load-supporting disc body characterised by the shape of the disc
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B9/00—Accessories or details specially adapted for children's carriages or perambulators
    • B62B9/10—Perambulator bodies; Equipment therefor
    • B62B9/12—Perambulator bodies; Equipment therefor involving parts that are adjustable, attachable or detachable
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
    • B60B2900/00—Purpose of invention
    • B60B2900/10—Reduction of
    • B60B2900/114—Size
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60Y—INDEXING SCHEME RELATING TO ASPECTS CROSS-CUTTING VEHICLE TECHNOLOGY
    • B60Y2200/00—Type of vehicle
    • B60Y2200/80—Other vehicles not covered by groups B60Y2200/10 - B60Y2200/60
    • B60Y2200/84—Wheelchairs
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2205/00—Hand-propelled vehicles or sledges being foldable or dismountable when not in use
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
    • B62B—HAND-PROPELLED VEHICLES, e.g. HAND CARTS OR PERAMBULATORS; SLEDGES
    • B62B2301/00—Wheel arrangements; Steering; Stability; Wheel suspension
    • B62B2301/25—Wheel arrangements; Steering; Stability; Wheel suspension characterised by the ground engaging elements, e.g. wheel type

Definitions

  • a first subject of the present application is a wheelchair having at least one impeller, which has a wheel hub and a tread and is connected via the wheel hub with a wheel axle or connectable, wherein a surface of the impeller in a wheel plane in a transport and / or storage condition can be reduced compared to an operating state.
  • the wheelchair provides some mobility.
  • the transport and storage of the wheelchairs are problematic.
  • numerous wheelchairs are known in the art, which have mechanisms to achieve a reduction in the volume of the wheelchair.
  • the impeller shown there comprises a wheel hub and also movably connected to the wheel hub spoke elements, which are in communication with a segmented tread.
  • the wheel plane spanned by the tread in the operating state remains in the transport and / or storage state when the wheel is folded, but the wheel within the wheel plane is shifted from a circular shape to an ellipsoidal shape.
  • at least a reduction of the size of the impeller can be achieved in one dimension.
  • a first object of the present invention is to provide a wheelchair, which is designed such that a reduction in the volume and surface dimensions of the wheelchair is possible.
  • a second object of the present invention is a wheel for, for example, a wheelchair, a bicycle, a stroller or the like, which comprises a wheel hub, a running surface and connecting spokes (embodied, for example, as a web, strut, arm or thin spoke).
  • Tuvie introduces a foldable impeller, with the running surface (or rim) of the wheels connected to the wheel hub via spokes, the spokes can be removed from the wheel hub, the spokes folded into individual segments of the tread and the individual segments of the tread Running surface can now each be folded, so that the impeller consists essentially of the folded tread and now no longer connected to the tread hub. This makes it possible to achieve a reduction of the diameter from the original running surface to only the surface size of the hub.
  • a second object of the present invention is to provide a wheel which enables reduction in area while being easy to operate.
  • a third object of the present invention is a wheel for, for example, a wheelchair, a bicycle, a stroller, or the like, which has a connection device, a tread, and a wheel body defined by the tread.
  • folding bike is colloquially understood a bicycle in which the frame is designed to be foldable, so that the bike can be folded engaging a small volume.
  • a third object of the present invention is to provide a wheel which alleviates the aforementioned disadvantages. This object is achieved by means of a wheel according to the features of claim 28. Further embodiments are given by the further features of the subordinate claims.
  • a fourth subject of the present invention is another wheel for, for example, a wheelchair, a bicycle, a stroller, or the like, which has a wheel hub, a tread, and a wheel body defined by the tread.
  • the fourth item represents a special case of the third item.
  • a fourth object of the present invention is to provide a wheel which alleviates the aforementioned drawbacks.
  • the first object solving the wheelchair is equipped such that the at least one impeller is formed such that at least parts of the impeller to reduce the surface in the transport and / or storage state out of the wheel plane are foldable or foldable.
  • Suitable wheels are, for example, the wheels according to the second, third and fourth subject of the invention, inter alia, the time rang Eisenen applications "Klapprad” with the internal file number 117P 0780 (official file number of the German patent application: 10 2011 103 203) and “Faltrad” with the internal file reference 117P 0849 (official file number of the German patent application: 10 2011 103 205) are apparent. All aspects and embodiments of the wheels presented there can be used in the embodiments of the wheelchairs presented here. In particular, synergies arise between the features of the aforementioned wheels and the features of the wheelchair presented here.
  • a folding bicycle in the context of this invention is characterized in that the impeller comprises a limited by the tread and the wheel hub wheel body, which has a first and a second part body, wherein the second part body does not include the wheel hub and is foldable out of the wheel plane and can be folded into the wheel plane and with the help of fixing devices on the first part body can be fastened such that the entire wheel body is located in a wheel plane.
  • the impeller comprises a limited by the tread and the wheel hub wheel body, which has a first and a second part body, wherein the second part body does not include the wheel hub and is foldable out of the wheel plane and can be folded into the wheel plane and with the help of fixing devices on the first part body can be fastened such that the entire wheel body is located in a wheel plane.
  • Another alternative is a folding wheel, in which the running surface of the impeller comprises a plurality of tread elements detachably connected to each other and the tread elements are foldable from the wheel plane in the direction of the wheel axis.
  • the impeller according to the second subject of the invention is the impeller according to the second subject of the invention.
  • Both of these wheels are suitable in the case of the embodiment of a wheelchair treated with at least one such wheel.
  • more than one impeller is foldable or foldable.
  • combinations of folding and folding wheels in a wheelchair are possible, for example, an impeller as Klapprad and another impeller as Faltrad.
  • a wheel axle attached to the wheelchair, with which the wheel hub of the wheelchair
  • Impeller is connected, a transport and / or storage position and a to the transport and / or storage position spatially different operating position, wherein the transport and / or storage position relative to the operating position is at least partially laterally displaced.
  • Wheels of wheelchairs are usually mounted in such a way that the center of gravity of a user of the wheelchair lies between the wheel axle of the wheel and a wheel axle of the front wheel. In this way it is avoided that the user including the wheelchair can tilt backwards. With regard to a volume or area reduction, however, this arrangement is not advantageous.
  • By moving the wheel axle from an operating position to a transport and / or storage position, wherein the axis of the impeller is preferably moved or pushed in the direction of the center of gravity or between the center of gravity of the wheelchair in the operating state and the wheel axle of the front wheel by the wheelchair including wheels in occupied area in the wheel plane or the volume of the wheelchair can be significantly reduced.
  • the wheelchair is designed such that the at least one impeller is displaceable along a line lying coaxially with the wheel axis along this line. Since the wheels usually protrude laterally beyond the frame in a wheelchair viewed from the front, a further reduction of the surface and volume dimensions can be achieved by this measure.
  • the wheel axle, to which the at least one impeller is fastened can be arranged on a pivotable mechanism, or preferably on a mechanism pivotable about an axis.
  • the pivoting mechanism can be designed, for example, as in the publications JP 2010-75221 or EP 0 080 881 A1.
  • the wheel axle of the impeller is attached to a strut and this strut is designed to be foldable, as proposed for example in US 4,398,736.
  • the wheelchair comprises a frame or a frame, which has at least one recess for at least partially receiving the at least one impeller in the transport and / or storage condition.
  • the folded or folded wheel can be stowed in the recess at least partially.
  • the recess may be formed such that at least 80% of the volume of the impeller can be received in the transport and / or storage condition.
  • the impeller is removed from the wheel axle and is then at least partially stowed in the recess or that the impeller remains on the axle and is stored together with the wheel axle in the recess. This also makes it possible to further reduce the area or volume of the wheelchair.
  • the impeller remains in the transport and / or storage state on the wheel axle, so that the transfer to the operating state and back to the transport and / or storage condition is simplified.
  • the wheelchair comprises two oppositely arranged wheels, wherein the respective wheel axles are arranged such that they are arranged lying in an operating state on a coaxial line to the wheel axles and not in a transport and / or storage condition both on the line are arranged horizontally.
  • the wheel axles are moved or shifted from the operating state to the transport and / or storage state, such that the wheel axle of the first wheel in the direction of the center of gravity and the wheel axle of the second wheel counter to the direction of the center of gravity (for example of the wheelchair) be moved or pivoted. This makes it possible, for example, to position the wheels so that they are at least partially stowed in the respective transport and / or storage condition in different recesses of the frame or the frame of the wheelchair.
  • the respective wheel axles are so assigned nander arranged that they are arranged lying in an operating state on a first to the wheel axles coaxial line and are arranged in a transport and / or storage state on a second coaxial or substantially parallel to the first line extending line, and thereby preferably only be moved laterally to the center of gravity.
  • a variant of a wheelchair with folding or folding on additional loan wheels or transport rollers on soft the impeller or the wheelchair can be rolled in the transport state.
  • Variants with respect to the wheels with transport rollers are described in the variants of the wheels. Since the wheels themselves no longer roll, but are only moved by the transport rollers, in one embodiment of the wheelchair, the latter can be designed such that a movement between a frame of the
  • Wheelchair and the impeller is prevented, i. the frame is locked against the impeller. This can be done with a
  • Locking mechanism e.g. be effected in the form of a cross in alignment holes of the frame and the impeller pin. A "pendulum movement" of the frame and a concomitant possibility of damage to the frame
  • the transport rollers which have a much smaller diameter than the wheels can also be arranged on the frame or torso of the wheelchair.
  • the transport rollers may be arranged on the side or at the bottom of the frame.
  • the wheel comprises a tread (usually a rim with possibly a tire arranged thereon) with a plurality of detachably connected tread elements.
  • the solubility can be mediated, for example, via non-positively and / or positively locking elements.
  • the tread elements are connected to each other or form segments of a continuous circular line, so that the wheel or impeller, for example suitable for locomotion.
  • the running surface comprises a first and at least a second, adjacent to the first tread element, which are each connected via a joint, each having a first spoke in the case of the first tread element and a second spoke in the case of the second tread element, wherein the first and the second Spoke are movably connected at their not connected to the respective tread element end with the wheel hub.
  • each tread element is connected in each case via a joint, each having at least one spoke, wherein the respective spoke are movably connected to the wheel hub at its not connected to the respective tread element end.
  • the tread elements can be moved in a transport and / or storage condition with respect to the orientation of the tread elements in the operating state and thus, for example the wheel plane be folded out or rotated.
  • the first and the second tread element are then not engaged with each other and are limited in their freedom of movement only by the respective joint.
  • the wheel comprises the first and second spoke, which are arranged movable relative to the wheel hub and in the transport and / or storage condition, when the first and second tread element are detached from each other, can be folded by a preferably umbrella-like folding movement of the wheel plane.
  • tread elements in the operating state preferably in each other Engage, they form a circular arc of 360 °, and thus stabilize the tread in the wheel plane.
  • latching, clamping and / or pressure elements can be used.
  • the tread elements are detachably connected to each other, the transfer from the operating state in the transport and / or storage condition and vice versa is repeatedly possible. That is, the tread elements are preferably formed such that release of the connection between the individual tread elements does not entail destruction of the wheel.
  • such a wheel may be used in conjunction with a bicycle, a wheelchair, a stroller or the like.
  • a bicycle a wheelchair
  • a stroller or the like.
  • the reduction of the surface measure in the transport and / or storage state offers a significant advantage over standard wheels.
  • the joint connecting the first and second spoke to the respective tread element is a ball joint, a tilt joint or a pivot joint.
  • the spoke may have the ball head and the tread element a corresponding thereto ball socket.
  • the ball socket preferably comprises a center point and a center axis pointing in the direction of the spoke and may under certain circumstances allow a 360 ° rotation of the tread element.
  • the tread element may include a linkage by means of which the position of the joint relative to the running surface chenelement is changeable.
  • the joint can be locked, so that, for example, no shift between the joint and tread element can occur in the operating state.
  • the backdrop can form a counterpart to a ball head, which is guided in the gate and locked.
  • the hinge can be suspended in spaced holes.
  • a tilting joint or a swivel have the property that they allow only a movement within a single plane or allow rotation about a single axis. This restricts the movement which the tread element can make with respect to the spoke.
  • first and second spoke can each also have a further joint, which connects these respectively to the wheel hub.
  • a tilt or swivel joint is used here.
  • ball joint it is possible to use a ball joint also at this point, so that in the umbrella-like folding a rotation of the spoke can take place in relation to a pure folding movement in the direction of the wheel axis.
  • a separating surface between the first and second tread element is formed such that the parting surface, at which touch the first and second tread element, at least along a portion, preferably along the entire parting surface, extends in a circular arc, with a center of the arc corresponding circle is an axis of the joint of the first tread element.
  • the hinge comprises a return element, wherein the return element of the first and second tread element of a working position in the working state in a transport position in the transport and / or storage condition moves or vice versa.
  • a restoring element for example, torsion springs or other springs come into question. If the restoring element is designed such that it attempts to transfer the tread element from the operating state into the transport and / or storage state, a locking mechanism can also be provided for locking the first and second tread element together. If this locking mechanism is released, the bias of the return element causes a movement of the first tread element out of the wheel plane, preferably 90 ° out of the wheel plane.
  • all tread elements are each connected to at least one spoke. In this way it can be effected that all tread elements can be separated from each other, so that all tread elements in the transport and / or storage state are not engaged with each other and can be folded out of the wheel axle. In particular, this makes it possible that the individual adjacent tread elements in the operating state together.
  • a tread element undergo at least one further subdivision, wherein a first portion of the tread element is foldable relative to the second portion of the tread element, wherein the folding axis is parallel to the direction of the associated spoke of the tread element in the operating state.
  • the folding axis can also run in the direction of the wheel hub.
  • the preferably middle section may comprise a connection to at least one spoke associated with the tread element, whereas preferably one outer section adjoining the middle section to the left and right is connected to the middle section via a hinge.
  • the joint can be a folding joint or another be in this application listed joint.
  • the outer sections lie along a parting line at the middle section. The outer sections are connected in the operating state in each case with the adjacent tread element. The outer sections may also be further subdivided.
  • first and second tread elements engage positively in one another in the operating state and can be locked together.
  • a multiplicity or all of the respectively adjacent running elements can also engage in one another in a form-fitting manner and can be locked or unlocked with one another.
  • the first, the second or all other tread elements are each connected to at least one first spoke.
  • the individual tread element may still be connected to a further spoke.
  • This second tread area associated, for example, with the first tread element is advantageously connected at its end associated with the tread element to the first spoke of the respective tread element.
  • the two spokes preferably extend V-shaped and are preferably fastened respectively on different sides of the wheel hub. As a result, an additional stabilization of the tread is effected in the operating state.
  • it may be provided that it has a variable length or is designed to be bendable along an additional spoke joint.
  • the two spokes (first spoke and second tread spoke) preferably support the tread in a V-shape
  • a spoke joint it is also possible to arrange a cylinder on the additional spoke, wherein the cylinder regulates the length mechanically, pneumatically, hydraulically or a combination of these action principles. As a result, deviations from the circular shape of the tread can be compensated in moderation. be yawed.
  • a folding mechanism is provided to effect a folding of the first or all spokes from the wheel plane in the direction of the wheel axle or vice versa.
  • cables may be provided, which cause a collapse of the wheel from the operating state in the transport and / or storage state when pulling in a first direction and pulling in the opposite direction, unfolding the wheel from the transport and / or storage state in the Operating state includes.
  • cables which run for example through the respective spoke of the tread element running or on the outer surface of the spoke, and Bowden cables, or preferably other mechanical, electrical, hydraulic, pneumatic, magnetic devices or a combination of these devices, for example in the form of actuators for folding and deploying the wheel.
  • the wheel according to the invention solving the third object comprises a wheel body which has a having a first connection surface of the first part body and a second connection surface of the second part body in an operating state on one another or in a fixed relationship to each other, so that through the wheel body a
  • Spaced wheel plane and the tread essentially assumes a circular shape.
  • the first and second connection surface are spaced apart, so that the circular shape of the tread is no longer given, but the second partial surface forms a circular segment, which can be removed from the first body part or moved out of the wheel plane can.
  • the term in a fixed relationship to each other is to be understood here that the first and the second body part do not necessarily have to touch each other, but are also held, for example by the fixing device in a fixed arrangement to each other, so that the connecting surfaces are mutually rigid, but each other do not touch directly. This makes it possible to reduce the area of the wheel compared to the operating state by a large percentage area.
  • a releasable fixing device which provides a non-positive and / or positive connection of the first and second partial body in the operating state with one another. Since the fixing device is detachable, the wheel can be transferred repeatedly and in a simple manner from the operating state into the transport or storage state and vice versa.
  • the second part body can be completely detached from the first part body, so that the second part body in the transport or storage state has no permanent connection - for example via a hinge - with the second part body.
  • a permanent connection is possible both in the transport or storage state and in the operating state between the first and second part body, the first and second part body being connected to one another via at least one connecting device, so that the second part body is in the transport or storage state out of the wheel plane is foldable.
  • the first part body the wheel hub comprises and the second part body does not comprise the wheel hub, so that a decoupling of any connection between the first part body and the wheel hub is not necessary and a permanent cohesive coupling between the second part of the body and the hub is not present.
  • the second sub-body can directly contact the wheel hub, the second sub-body is not permanently connected to the wheel hub. In this way it is possible to leave the wheel on an axle, while the wheel body is transferred from the operating state to the transport or storage state or vice versa. This considerably simplifies the handling of the wheel.
  • the subject matter of the third invention comprises the subject matter of the fourth invention as a special case.
  • connection device comprises a wheel hub for receiving an axle, wherein the wheel hub is configured such that it is rotatable relative to the axle.
  • the wheel hub can be designed such that it comprises a plain bearing or a rolling bearing.
  • the wheel hub can also be configured so that any existing
  • Bearing is connected to the axle and the hub engages positively or non-positively in the mounted on the axle bearing.
  • the first part body comprises the wheel hub and the second part body does not include the wheel hub, so that a Uncoupling a possible connection between the first part of the body and the hub is not necessary and a permanent cohesive coupling between the second part of the body and the hub is not present.
  • the second part of the body can touch the wheel hub directly, the second part body not permanently or materially connected to the wheel hub. In this way, it is possible to leave the wheel mounted on an axle, while the wheel body is transferred from the operating state to the transport or storage state or vice versa. This considerably simplifies the handling of the wheel.
  • the first part body comprises the wheel hub and the second part body does not comprise the wheel hub
  • the first and the second part body may comprise a portion of the wheel hub.
  • Fall of a sliding bearing possible which is arranged around an axis. When folding the wheel this can then be completely removed, for example, from the axis.
  • the first part of the body and other devices, such as undercuts which ensure a positive connection of the first or second body part with the axis.
  • connection device is designed such that it comprises a connection device.
  • the connection device is configured such that it can be connected in a fixed spatial arrangement to form a rotatable shaft with the rotatable shaft.
  • the connection device for example, fasteners in the form of z.
  • fasteners in the form of z.
  • connection elements as screws or other detachable or non-detachable connection elements or openings for passing through connecting elements, wherein the connecting elements are connected to a fixed to the rotatable shaft, further connection element.
  • the attachment device may for example comprise a flange which is designed for connection to a disk arranged on a rotatable shaft.
  • first and second part bodies are designed in such a way that they both comprise the connection device in parts or in each case the first or the second part body form the connection element.
  • Device comprises, whereas the other, corresponding partial body does not include the attachment device.
  • do not include is thus to be understood as meaning a missing permanent cohesive coupling between the possible part body and the connection device.
  • connection device may have, in addition to a disk, which contains, for example, openings or connecting elements, a pin, with which the first and / or second part body are connected. If the folding wheel is now transferred from the operating state into the transport state, the second part body, for example, is released from the journal or, after the solution, is not permanently connected in a materially bonded manner to the journal.
  • the wheel has a connection device which permanently connects the first and second part bodies.
  • this connecting device comprises a hinge, so that the second part of the body in the transport or storage state out of the wheel plane is foldable.
  • the hinge may be, for example, a rod hinge, a cup hinge or a film hinge.
  • bands may be provided as a connecting device, wherein bands relative to the aforementioned hinges have the disadvantage that they have no suitable guidance by a folding axis when transferring the wheel from the transport or storage state in the operating condition.
  • the connecting device or the hinge can be designed such that it either allows the folding in only one direction or allows the folding of the second part body in two opposite directions.
  • the connection device may also comprise two hinge groups, each hinging in opposite directions, ie, a first group effecting a clockwise flap (as viewed from the gear plane), a second group effecting a counterclockwise (as viewed from the gear plane) flap, one group comprises at least one or more hinges.
  • a shortening of the wheel can be effected without causing a simultaneous broadening in the folding direction of the first group.
  • the hinge is not a permanent connection but that the hinge is a releasable hinge.
  • a releasable hinge is to be understood here that, for example, the pin of the hinge is held only in a trade and can be hung in the trade of the corresponding part of the hinge, such that the trade in which the pin is hooked, not the pin surrounds all but prevents movement in a first direction, but not in a second direction.
  • first and second connection surfaces are designed in such a way that they are aligned in large part corresponding to one another.
  • the connecting surfaces can each be planar surfaces or have wave surfaces or other, preferably undercut-free, structuring.
  • first or second connection surface comprises a flexible layer, which comes into direct contact with the respective other connection surface.
  • the connecting surfaces of the first and second part body can be roughened to ensure better adhesion of the two body parts to each other.
  • an axis of the connecting device around which the second partial body of the wheel is foldable, extends outside the wheel plane and / or substantially parallel to the wheel plane. Due to the fact that the connecting device axis or the hinge axis lies outside the wheel plane, the folding of the second partial body about this axis causes the first and second partial bodies to be spaced apart from one another. This is particularly advantageous if an additional tire is mounted on the tread.
  • These tires are preferably designed in such a way that, in the extension of the first and second connection surfaces, they are connected in a plane or variable positive and / or non-positive manner at the two opposite ends of the connection surfaces and along the extension of the connection. tion areas is separated into two partial tire sections, so that a arranged on the second partial body partial tire section or a partial tire can be folded with the second partial body of the wheel plane. The first partial tire portion remains on the first part body.
  • the folding axis of the respective group may be outside the wheel plane or at the edge or an edge of the connecting surface, or for the first group outside to cause a flap by more than 135 ° and for the second group at the edge ,
  • the fixing device is purely mechanically operated or additionally electronically controlled.
  • Other alternative fixing devices may additionally comprise hydraulic or pneumatic elements or be constructed purely hydraulically or pneumatically. The fixing device can, for example, due to a
  • the fixing device has one or more fixing elements along the first and / or second connecting surface for fixing the second part body in the wheel plane.
  • the fixing elements or the fixing device can be arranged directly on one of the two or both connecting surfaces or attached to the adjoining the connecting surfaces side surfaces of the first and second part body.
  • the opposite connecting surface has corresponding fixing elements, for example in the form of blind holes with undercuts, in which, for example, extendable or slidable undercuts of a bolt can engage for insertion into the blind hole.
  • snap closures, snap closures, snap closures or magnetic be provided table, electronic, pneumatic, hydraulic and / or combinations of at least two of these variants activated closures.
  • the fixing device comprises a first closure element arranged on the first part body and a second closure element arranged on the second part body, the first and second closure elements interlocking in a form-fitting manner in the operating state and not intermeshing positively in the transport or storage state, so that the second part body can be folded against the first part of the body or can be permanently spaced from this.
  • the wheel in addition to the first and second partial body, the wheel comprises a grip element, for example for manually pushing the wheel, which is arranged on the first and / or second partial surface in a gripping plane extending substantially parallel to the wheel plane.
  • a grip element for example for manually pushing the wheel, which is arranged on the first and / or second partial surface in a gripping plane extending substantially parallel to the wheel plane.
  • Part handle member comprises, wherein the first part of the handle element with the first part body and the second part of the handle element with the second part body is connected flat or variable form and / or non-positively.
  • a separating surface between the first and the second partial grip element is formed such that it extends substantially perpendicular to the wheel axis and in the case of an embodiment with a connecting element perpendicular to the hinged axis, since so the simultaneous flaps of the grip element of the second part body is possible ,
  • the adjacent surfaces of the first and second partial grip elements may be loose, i.
  • first and second group of hinges preference is given to There is no hinge provided with a hinge pin between the first and second partial handle members to allow folding in two different directions.
  • a further, third part body is provided which forms a connecting portion (eg the wheel hub) not comprehensive portion of the first part body and with the remaining part of the first part body via a third Part body associated with third connecting surface communicates. The connection is made via the fourth to the third adjacent joining surface of the first part body.
  • the wheel body to a plastic, a composite material, a metal or more metals or metal alloys or a natural material.
  • plastics can be cast in a particularly simple manner to form a wheel body.
  • wheel bodies can be produced particularly easily and have recesses which are delimited by the connecting surface and the running surface of the respective part body in order to further reduce the weight of the wheel body.
  • the wheel has additional wheels or transport rollers of smaller diameter, wherein the additional wheels are arranged at the height of the connection, that the wheel can be rolled in the transport or storage condition on the additional wheels.
  • the additional wheels or transport rollers are preferably arranged so that they are partially or completely, mounted inside or outside, unclad or preferably completely covered or introduced. That is, the connecting surface of the wheel is not on a floor, but stands on the additional wheels and can be rolled on this. This protects on the one hand the connection surface against dirt and damage and on the other hand simplifies the transport of the wheel or the elements connected to the wheel, for example a wheelchair.
  • the additional wheels have a preferably much smaller diameter (at least five times smaller) than the diameter of the wheel.
  • the different embodiments of the wheel according to the invention are preferably used in conjunction with a wheelchair, a bicycle, a stroller or the like.
  • the wheel can be used wherever, in a particularly simple manner a
  • Wheel or impeller in its surface of the wheel plane is to be reduced, without complex mechanisms vorzuhalten to fold.
  • FIGS. 1A are identical to FIGS. 1A.
  • FIGS. 2A are identical to FIGS. 2A.
  • FIGS. 4A are identical to FIGS. 4A.
  • FIG. 4B shows a section of a tread with first and second tread elements of the wheel of FIGS. 1 in different views
  • Figure 5B shows an alternative embodiment of the parting surfaces
  • FIGS. 6A are identical to FIGS. 6A.
  • FIG. 6B further embodiments of a first and second tread element
  • FIGS. 7A are identical to FIGS. 7A.
  • FIGS. 8A are identical to FIGS. 8A.
  • Figure 8B shows an alternative embodiment of a wheel in cross-section
  • FIGS. 9A are identical to FIGS. 9A.
  • FIG. 9B shows a section of a running surface with a tread element which can be subdivided into a plurality of sections.
  • Figure 10B is a plan view of an embodiment of a wheel
  • FIGS. IIA are identical to FIGS. IIA.
  • Fig. 12 different fixing devices for a folding bicycle
  • FIG. 13 collapsed folding bike with a tire
  • Fig. 14 further embodiment of a folding bicycle
  • FIG. 15 cross-section of the folding wheel of Fig. 14 with fixing
  • Connecting device 16 shows another embodiment of a wheel according to the invention; 17 shows a detail view of a section of FIG. 16;
  • FIG. 18 is a cross-sectional view of the wheel of Fig. 16; FIGS. 19A
  • FIG. 20A schematic representation of the transfer of an embodiment of the folding bike from the operating state in the transport or storage condition
  • FIGS. 21A are identical to FIGS. 21A.
  • Fig. 21B shows embodiments of a folding bicycle with transport rollers
  • FIGS. 22A are identical to FIGS. 22A.
  • the Fign. 1A to 1D show a wheelchair, each with an impeller designed as a folding wheel, wherein the folding wheels are disclosed and described in their full detail in the aforementioned application "folding bike”. For details on the folding bike reference is made to the corresponding application.
  • the wheelchair 1 comprises a first impeller 2 and an impeller 3 arranged on an opposite side, which each have a running surface 20 and a wheel hub 21 or a running surface 30 and a wheel hub 31 (not shown).
  • the hub 21 is attached to a frame 4
  • Wheel axle connected, in the present case any bearings are arranged in the wheel hub 21.
  • the frame is also connected to two front wheels 5 and 6 in combination, which are each secured to a strut 7 and 8, said struts are pivotable about the Z axis and on the underside of the seat 40 stowed.
  • the wheelchair includes footrests 9 and 10, which are insertable in the direction 11 in a frame 41 of the frame 4.
  • the frame 4 has a seat element 41 with push handles 43 and armrests 44.
  • Fig. 1B is compared to the operating condition of FIGS. 1A
  • Transition state to the complete transport and / or storage state as shown in Fig. 1B, illustrated. It can be seen that the foot rests 9 and 10 have been moved in the direction 11. In addition, the frame 4 has been pushed together in the Z direction, so that the two opposing armrests 44 have come closer to each other. The wheels 2 and 3 are still in the same position as shown in Fig. 1A, wherein the common wheel axle of the wheels continues to run on the line 22 and is in the operating position. Of course, the wheels can also be arranged in each case different axles.
  • the transport and / or storage condition of the wheels 2 and 3 is shown, wherein the wheel body along a separation surface into a first and second body part decomposes and, as can be seen, the second body part was rotated out of the XY plane. Details can be found in the registration "folding bike". In addition, the seat and the handles have been folded around the Z-direction, so that the areal volume was further restricted. The wheel axles of the wheels 2 and 3 are still on a first line 22, as shown in FIG. 1B. In Fig. 1D, the transport and / or storage condition of the wheelchair is shown. It can be clearly seen that the wheel axle no longer runs along the line 22 but lies along the X-direction parallel to the line 22 on the line 23. The line 23 is in this case in the X direction by a distance 24 from the line 22 spaced. Furthermore, it can be seen that the front wheels have been folded in and are no longer visible.
  • the folding wheel comprises transport rollers 300, which are arranged laterally in the region of a connection surface of the folding wheel or in the connection surface itself. In the transport and / or storage state, the transport rollers protrude and allow easy transport of the folded wheelchair to the transporter. 300.
  • the wheels can by means of a
  • Arretiermechanismuses against the z. B. be fixed to the frame mounted axis.
  • the volume which is necessary for stowing the wheelchair, compared to the operating state of Fig. 1A by at least 20%, preferably more than 30%, been downsized.
  • Fig. IE is a side view of the wheelchair of FIGS. 1A to 1D. You can see the sectional plane of the seat 40 of the backrest 42 and the impeller 2 whose wheel axis with the line 22 is congruent.
  • the wheel axle is arranged on a pivot lever 25, which is connected to the frame 4 via a pivot bearing 45. To transfer the wheelchair from its operating state in the transport and / or storage condition (which was indicated by dashed lines, ie the displacement of the wheel axle), the wheel axle is pivoted about the Z axis with the center of the latching bearing 45 in the direction 26 and comes finally on the line 23 for lying.
  • the impeller 2 can be folded along the parting surface 27 about the X-axis and so a further reduction in area can be effected.
  • the distance 24 is drawn again for better understanding.
  • a possible center of gravity of the wheelchair runs to the left of the line 22, so that a user of the wheelchair in the operating state of the same can not tilt backwards.
  • the impeller 2 is pivoted about the axis of the pivot bearing 45 via the lever 25 on the line 23, so that the impeller in the negative X direction by the distance 24 less survives.
  • Fig. 1F an alternative mechanism for moving the impeller 2 from the line 22 to the line 23 by the distance 24 is shown.
  • the wheel axle extends in a gate 46 of the frame 4, wherein the gate 46 via Struts 47 is held in position.
  • the wheel axle can be locked within the gate 46, so that a displacement of the axle, for example, in the operating state of the wheelchair, is not possible.
  • the operating state of the wheelchair on the one hand requires a position of the wheel axle of the wheels on the line 22 and the wheels are in the operating state.
  • the wheel axle In the transport and / or storage state of the wheelchair, on the one hand the wheel axle is displaced on the line 23 and on the other hand the impeller 2 or the impeller 3 is folded around the separating surface 27.
  • terminals or the like can be used. The same applies to an adjustment of the pivot bearing 45.
  • the wheelchair 101 each includes a foldable wheel 102 and 103 which includes a tread 120 (with tires) and includes a wheel hub 121 which is disposed on a wheel axle 122 fixed to the wheelchair 101.
  • the wheel hub 121 is connected to the tread via spokes 150 and 151.
  • the running surface is present in individual segments 123 and 124 which, in the illustrated operating state, mesh with one another and are not engaged with one another in the state shown, for example, in FIG. 2D. Further explanations on the operation of such a
  • the wheelchair comprises a frame 104 with a seat surface 140, a backrest 142, handles 143 and armrests 144.
  • the frame also has front wheels 105 and 106 attached to struts 107 and 108, respectively, which are connected via an axis (not shown) in the bottom of the frame 104 are hinged.
  • 107 and 108 running boards 109 and 110 are arranged on the struts.
  • a recess 145 is also recognizable in FIG. 1A, into which the folding wheel 102 can be introduced in the transport and / or storage state.
  • the axle 122 can be pivoted about the lever 200. so that the wheel axle is coaxial with a cylinder axis of the cylindrical recess 145.
  • FIG. 2B shows another illustration of the same wheelchair.
  • the frame 104 which comprises the substructure 145.
  • the recess 146 is visible.
  • Fig. 2C the wheelchair is shown in the transport and / or storage condition. It can be seen that the impeller 102 is in the transport and / or storage state and is stowed in the recess 146. In addition, it can be seen how the front wheels 106 and 108 are folded on the underside of the frame 104.
  • transport rollers 301 can be seen, which are arranged on the base 145 of the wheelchair and to ensure easy transport of the wheelchair in the transport and / or storage condition.
  • An alternative arrangement of the transport rollers on other surfaces of the substructure or on the folding bike is also possible.
  • FIG. 2D shows a recess 147, which is opposite the recess 146, for the impeller 103.
  • a guide rail 148 can be seen in the recess 147, along which the impeller can be moved coaxially to the wheel axle.
  • the substructure 145 of the frame is shown in a side view in FIG. 2E.
  • solid lines are visible to the viewer, elements with dashed lines are covered on the opposite side by a side wall of the base 145.
  • both the recess 146 and the recess 147 can be seen.
  • Both recesses have guide rails 148 and 149, respectively, on which pivot levers 200 and 201 are fastened, at the pivotable ends of which the wheel axles for receiving the wheel hub of the respective impeller are arranged.
  • both pivoting levers 200 and 201 are pivoted such that the wheel axles are both located on the line 202, whereas conditions in the transport and / or storage condition, the pivot lever pivots the wheel axles on the mutually parallel lines 203 and 204.
  • the movement at least partially and at least only partially in one direction and the locking of the pivot lever in the transport or operating state, for example by means of hydraulic, mechanical, electrical, magnetic actuators and actuators, which combine at least two of the aforementioned principles of action, such as mechanical-electrical Actuators, possible.
  • the recesses 146 and 147 are shown as dashed lines.
  • the guide rails 148 and 149 are drawn coaxially to the lines 203 and 204, respectively.
  • the impeller 103 associated with the recess 147 is shown in the operating condition, i. the tread (here represented by the tread elements 123 and 124), together with the wheel hub 121, span a wheel plane perpendicular to the wheel axle 122.
  • the tread is connected via the respective spokes 150, 150 'to the wheel hub and held in the wheel plane.
  • the impeller 103 is fixed to the pivot lever 200. This is shown in its operating position, i. the wheel axle 122 is pierced by the line 202.
  • the impeller 102 is shown in another, transition to the operating state. It can be clearly seen that the wheel axle of the wheel 102 no longer runs parallel to the line 202 but is pierced by the (virtual) line 204 due to a pivoting of the pivot lever 201, as shown in FIG. 2E. Since the line 204 and the attached to the guide rail 149 end of the pivot lever 201 are spaced from each other, by a method of the pivot lever 201 on the guide rail 149 in the direction 149 ', the folded impeller 122 ' are moved into the recess 146. In the illustrated state, the impeller 102 is not yet completely folded. It can only be seen that the spokes 150 and 150 'are folded out of the wheel plane and move toward the line 204. In addition, the tread element 123 is rotated relative to the state of the impeller 103 by 90 °. Not quite like that far advanced folding process is apparent from the tread element 124. With regard to the mechanisms of folding, reference is made to the application "folding bike”.
  • FIG. 3A A variant of a folding wheel 1001 is shown in FIG. 3A, which comprises a running surface 1002, a wheel hub 1004 arranged coaxially about a wheel axle 1003, and spokes 1005 connecting the wheel hub 1004 with the running surface 1002.
  • the tread 1002 is circular and, together with the wheel hub 1004, tensions a wheel plane x-y perpendicular to the wheel axis 1003 running in the z-direction.
  • the state shown in Fig. 3A is the operating state of the wheel.
  • FIG. 3B a transitional state from the operating state, as shown in FIG. 3A, to the transport and / or storage state, as shown in FIG. 3D, is shown.
  • the tread 1002 decays into individual tread elements or tread segments.
  • the tread elements 1020, 1021 and 1022 which are each adjacent to each other, drawn.
  • each individual tread element is connected to at least one spoke, wherein this spoke is not directly connected to any other tread element.
  • On the individual mechanisms of the connection between individual tread segments and the spokes will be discussed in later figures.
  • FIG. 3B It can be seen clearly in FIG. 3B that the individual tread elements are rotated out of the wheel plane and, as shown in FIG. 3C, rotate substantially around the y-direction. At the same time, with reference to FIGS. 3B and 3C it can be seen that the spokes are folded out of the wheel plane and tend towards each other like umbrellas.
  • FIG. 3D This state is shown in FIG. 3D, in which the wheel 1001 is shown in the transport and / or storage state, wherein the individual spokes are substantially parallel to one another and the individual treads each elements are parallel or substantially parallel to each other. It can clearly be seen that the surface dimension of the wheel in the xy plane has been significantly reduced compared to the operating state shown in FIG. 3A.
  • the wheel is much easier to stow in the transport and / or storage condition.
  • FIG. 4A shows a section of the tread 2B of the wheel 1001.
  • the tread 1002 is constructed in the flared section of the first tread element 1020 and the second tread element 1021. On the respective tread element there is a tire segment 1022 'or 1023.
  • the first and second tread element 1020, 1021 are connected to one another via a separating surface 1024. Along the parting surface 1024, the tread elements 1020 and 1021 may be coupled together and decoupled from each other.
  • between the first spoke 1050 and the tread element 1020 is a ball joint 1025 or between the second spoke 1051 and the second tread element 1021 another ball joint 1026.
  • the ball socket 1027 is disposed in the tread element, whereas the first spoke 1050 the ball head 1052 carries, which is embedded in the ball socket 1027.
  • the first and second tread elements are articulated.
  • the first tread element 1020 and the second tread element 1021 are in the operating state, so that the two boundary surfaces of the respective tread elements are the separation surface
  • the separation surface initially extends only along the tread elements 1020, 1021, but also the respective tire segments 1022 ' and 1023 separated from each other. This means that between the tire segment 1022 ' and the tire segment 1023 as well as between the tread element 1020 and the tread element
  • the positive X-direction end of the parting surface 1024 has an elevation 1028 ' , the Y direction having seen undercuts.
  • the elevation 1028 ' engages in a corresponding recess 1028 of the second tread element.
  • FIG. 4B the detail shown in FIG. 4A can be seen in the XZ plane.
  • the center 1031 is thus suitable as an axis of rotation to disengage the first tread element 1020 from the engagement of the second tread element 1021, when any locking mechanism has been unlocked and the tread element is either manually rotated in the direction 1032 or along the direction by means of a return element or folding mechanism 1032 is rotated.
  • FIGS. 5 A, B An alternative embodiment of the tread and the associated tread portion is shown in FIGS. 5 A, B shown.
  • the first tread element 1020 ' engages the second tread element 1021' along the parting surface 1024 'and is shown in operative condition.
  • a ball joint 1025 Also drawn in is a ball joint 1025 'connecting the first tread element 1020' to the associated spoke 1050 '.
  • FIG. 5 shows a mechanical locking mechanism 1040.
  • a sliding element 41 can be seen, which runs within a slotted link 1042.
  • the pin 1041 is an L-shaped locking pin which locks the pin by moving the pin in the negative X direction
  • Tread element 1020 'with the second tread element 1021' effected by the L-shaped portion of the locking pin 1041 is inserted into a corresponding recess of the second tread element 1021 '.
  • the locking mechanism 1040 thus prevents rotation in the direction 1032 'which is to be effected by the return element.
  • the locking mechanism may preferably also be formed electrically, pneumatically, hydraulically, magnetically or from a combination of these embodiments. In the case of FIGS. 5 locking mechanism is not survey as in the embodiment of FIGS. 4 shown necessary, but possible. However, it will also be appreciated that the interface 1024 'also extends along a circular arc having its origin at the center 1031' of the ball socket 1027 '.
  • Figs. 6A and 6B are substantially the same features as shown in Fig. 5A, with the lock mechanism being different each time. 6A, the locking mechanism is such that by actuating a pin 1043 in the positive X direction, it engages in a recess of the second tread element 1021 ", the pin being guided in a recess of the first tread element 1020".
  • FIG. 6B Another alternative is illustrated in FIG. 6B in which the first tread element 1020 '' 'is connected to the second tread element 1021' 'via a projection 1027' 'engaging a corresponding recess 1028' 'of the second tread element 1021' ' ,
  • FIG. 7A shows a first cross-section of a wheel 1 of FIG. 3A. Same wheel shown in the operating state.
  • a first tread element 1120 with a tire segment 1122 arranged in the Y-direction can be seen, wherein the tire segment 1122 consists, for example, of solid rubber and / or is glued or screwed to the tread element 1120, for example.
  • the first tread element 1120 is connected to the wheel hub 1104 via two spokes 1150, 1150 ', wherein the tread element 1120 and the wheel hub 1104 are arranged relative to one another such that the spanned
  • Radial plane substantially corresponds to the XY plane, which is perpendicular to the
  • the first and second spokes converge in the positive Y direction at a point 1151 and form part of a hinged joint 1123 which is foldable about the X direction 1124.
  • a hinged joint 1123 Between the hinged joint 1123 and the tread element 1120 is another pivot 1125 which allows rotation of the tread element with respect to the spokes about the Y-axis.
  • the rotation 1126 thereby causes the tread element is rotated about the Y-axis and can come to lie substantially coaxially to the Z-axis.
  • the first spoke 1150 is movably connected to the first folding joint 1123. Furthermore, the first spoke 1150 is over a hinge 1152 with the right
  • Joint 1152 'another arranged between the joint 1152' and the folding joint 1123 hinged joint 1153 ', which can cause a shortening of the spoke 1150' in a folding in the direction of the folding direction 1154, so that the spoke 1150 'is folded V-like ,
  • the lower part 1155 extends in the direction of the surface 1104 'of the wheel hub.
  • Spoke 1150 ' has a recess for receiving the memory 1150' suitable recess, so that in a folding in the folding direction 1154 by 90 °, the further spoke 1150 'is substantially received in a recess of the spoke 1150.
  • the hinge 1125 can be used in conjunction with the hinged joint 1123. act that the tread element 1120 can be substantially coaxial with one of the spokes 1150 or 1150 '. In this case, the movement of the rotary joint 1125 can take place after the movement of the hinged joint 1123, provided that a connection between the adjacent tread element, not shown, is not form-fitting.
  • the folding mechanism 1160 comprises two cables 1161 and 1162, which are arranged at respectively opposite points of the rotary joint 1125.
  • Pulling on the Z-direction cable 1161 both causes the tread element 1120 to rotate counterclockwise about the Y-axis and causes the joint 1153 'to fold so that the wheel, upon unlocked engagement, moves from the operating condition to the transport - And / or storage condition can only be transferred by train on the cable.
  • pulling in the Z direction of the cable pull 1162 causes a corresponding unfolding of the wheel and a corresponding opposite rotation of the tread element 1120.
  • FIG. 7B shows a variant of the impeller 1100 shown in FIG. 7A. This differs from the representation of FIG. 7A only by a different positioning of the joint 1153 ', which is merely positioned further towards the folding joint 1123.
  • FIG. 7C shows a further variant, wherein the first spoke 1150 as shown in FIGS. 7A and 7B, whereas the second spoke 1150 "comprises a cylinder and a piston 1151" running in the cylinder, the length of which can be adjusted by means of hydraulic pressure.
  • the piston 1151 is "with its largest part outside the cylinder 1152".
  • the pressure prevailing in the cylinder 1152 "is reduced so that shortening of the spoke 1150" becomes possible.
  • the in Figs. 3A to 3D illustrated embodiment of the wheel 1 comprises such a mechanism.
  • the hydraulic pressure can be built up and held by means of mechanical or electrical actuators.
  • a hydraulic fluid for example, oil can be used.
  • pneumatic or other Actuators are used, which are mentioned in the general description part.
  • the tread element 1120 is connected to only a single spoke 1170.
  • the spoke 1160 is connected via a hinged joint 1123 with the first tread element 1120. Furthermore, located between the tread element and the hinged joint 1123 a hinge 1125. Regarding the operation of the joints is on the Fign. 7 referenced.
  • the hub 1114 is connected to the spoke 1170 via a single hinged joint 1115. So that the hinged joint 1115 does not want to spontaneously tilt out of the wheel plane in the operating state, a locking mechanism not shown in more detail can fix the hinged joint in the upright position shown in the figure.
  • Fig. 8B one of Figs. 8A similar variant of the wheel, wherein the folding joint 1123 and the pivot 1125 were replaced by a ball joint 1128.
  • the spoke 1170 'on the ball head 1171, which is held within a ball socket-shaped recess 1129 of the tread element 1120.
  • the ball joint in contrast to the hinged joint or the pivot, two degrees of freedom and thus allows movement in the direction 1124 and the direction 1126.
  • the spoke can be folded after unlocking the locking mechanism in the folding direction 1154 umbrella-like.
  • a further variant of the embodiment of a tread element is shown.
  • one, several or all tread elements of a wheel as shown in FIGS. 9 are formed shown.
  • Fig. 9A is a view in the wheel plane
  • Fig. 9B is a view of the wheel plane.
  • the tread 1200 comprises a tread element 1201 and outlines two tread elements 1202 and 1203 adjacent to this tread element 1201.
  • the tread element 1201 comprises a central portion 1204 and two, left and right at these adjacent portions 1205, 1206.
  • the middle portion 1204 is connected via a ball joint 1207 with the spoke 1208, wherein the spoke in this case comprises the ball head, which in a ball socket of middle portion 1204 of the tread 1201 is held.
  • the sections 1205 and 1206 are outer sections and have an elevation 1209 or a recess 1210, which has already been described in connection with FIGS. 4A and B has been described. Similarly, other locking, pressure or clamping devices can be used. About the locking mechanism, the outer portions along the parting line 1202 'and 1203' are connected to the tread elements 1202 and 1203, respectively.
  • the sections 1205 and 1206 are in the illustrated operating state along each of a parting line 1211 and 1212 on the central portion 1204 and can be compared to this along the folding joints 1212 and 1213 folded.
  • the folding axes of the hinged joints in this case extend coaxially to the wheel hub, not shown, and allow for flaps in the directions 1214 and 1215.
  • the tread element 1201 When transferring the folding wheel from the operating state to the transport or storage state, the tread element 1201 is released, and then in any order causes folding of the outer sections in the directions 1214 and 1215 and a rotation 1216 about the axis of the ball joint 1207. Thereafter or at the same time, the spoke 1208 is folded out of the wheel plane in the direction parallel to the wheel hub.
  • the folding and rotating movements can be performed manually or by means of a device or an actuator as described in this application. Further embodiments can be obtained by combining individual features of the individual embodiments.
  • FIG. 10A shows a folding bicycle 2001 with a wheel body 2002, which is delimited by a running surface 2003 and at the center of the wheel center comprises a wheel hub 2004 as a connecting device by means of which the wheel 2001 can be fastened perpendicular to the axis 2005 from the image plane ,
  • the wheel body 2002 comprises a first partial body 2006 and a second partial body 2007, which are in contact with each other along two connecting surfaces, on which only the connecting line 2008 is visible.
  • the wheel 2001 has a fixing device 2009 and 2010, which keep the first part body 2006 and the second part body 2007 connected in the illustrated operating state of the wheel 2001 via a positive connection with each other.
  • FIG. 10B the transport or storage condition of the wheel 1 is shown. It can be clearly seen that the second part body 2007 overlaps the first part body 2006. In the present embodiment of the wheel 2001, the second part body along a folding axis from the image plane of FIGS. 10A and 10B and now lies, as shown in FIG. HC, parallel or substantially parallel to the first part body 2006. Thus, the size of the wheel 2001 to be stored has been reduced to the area of the first part body 2006 within the plane of the paper.
  • HA to HC are cross sections of the wheel 2001 of Figs. 10 is shown. It can be seen in the section that the first partial body 2006 with a first connection surface 2011 rests on a second connection surface 2012 of the second partial body 2007.
  • the two part bodies are fixed so that they span the wheel plane and the second part body 2007 does not move relative to the first part of 2006 2006 together.
  • the hinge 2013 causes a flap around the folding axis 2014, so that the second part of body 2007 relative to the second part of the body 2006 from the wheel plane back - can be moved out.
  • the first and second connection surface 2011, 2012 are spaced apart from each other.
  • the second partial body 2007 can be folded by approximately 180 ° relative to the first partial body 2006.
  • On the first part of the body 2006 is a first Transportfixiervoroplasty 2015, which with a second
  • Transport fixing device 2016 of the second part body 2007 can be brought into engagement, so that a loose swinging around the second part body 2007 relative to the first part body 2006 in the transport or storage state can be prevented.
  • the transport fixing device 2015, 2016 is released from each other, the second part body 2007 folded back into the wheel plane and by the fixing device 2009, which consists of a first part 2091 fastened to the first part body 2006 and a second part 2092 fastened to the second part body 2007, connected in a form-fitting or force-locking manner.
  • FIG. 12 shows various exemplary embodiments of fixing elements of a fixing device.
  • the fixing element 2017 comprises a hinged lever 2170, which is connected to a bracket 2171, wherein the lever 2170 itself is hinged about the axis 2172 and the bracket 2171 can be folded about the axis 2173.
  • the bracket 2171 is first hooked into a protruding attachment 2174 arranged on the opposite part body and then brought into positive or positive connection with the attachment 2174 by tensioning the lever 2170. This prevents that the first or second part of the body can be moved out of the wheel plane.
  • the fixing element 2018 comprises an extension 2180 which, viewed in the figure, tapers stepwise downwards and has ribs 2181 on the sides of the step-like taper, which ribs can be brought into engagement with corresponding ribs 2182 of the sleeve 2183 arranged on the opposite part body.
  • a solution of the connection of the extension 2180 with the sleeve 2183 is possible by pressing the push button 2184, which releases the engagement of the extension and the sleeve.
  • Other similar fixing elements such as buckles, loops, tensioned and levered elements, can also be used as a fixing or fixing device.
  • the wheel 2001 is shown in the transport or storage condition, wherein the wheel 2001 has a tire 2019, wherein the tires 2019, a part of the tire 2190, which is disposed on the first part 2106 and a second part body part 2191, which on the second partial body 2007 is arranged, has. Due to the fact that the connection axis 2014 lies outside the wheel plane, the folding of the second part body 2007 about the connection axis 2014 results in the first and second part bodies being spaced from each other and a direct connection being given only via the hinge 2013 and one due to the tires Thickening of the body part does not mean that the second part of the body 2007 compared to the first part of 2006 can not be folded by a few but by up to more than 180 °. As a result, a larger reduction of the surface of the wheel is possible.
  • FIGS. 14 and 15 show a further embodiment of a wheel according to the invention. It should be noted that in particular the fixing devices or fixing elements of the preceding embodiment and of the following embodiment can be exchanged or combined with each other in a single embodiment.
  • the wheel 2020 includes a wheel body 2022 bounded by a tread 2023. Centered is a hub 2024 which allows connection to an axle 2025 with the axle extending substantially out of the plane of the paper.
  • the wheel 2020 comprises a first partial body 2026 and a second partial body 2027, which can be connected to each other along a first connection surface 2031 and a second connection surface 2032.
  • the wheel comprises a fixing device 2029 with a first fixing element 2290 and a second fixing element 2291.
  • the fixing device 2029 comprises operating elements 2292 and an energy source. le 2293 and a controller, not shown in detail in FIG. 14, for the controlled operation of the fixing elements 2290 and 2291.
  • the transport or storage state is shown.
  • the first part body 2026 and the second part body 2027 are permanently spaced apart, so that the second part body 2027 is movable out of the wheel plane of the part body 2026 out.
  • the second partial body is shown in the plane of the first partial body, the second wheel body can be moved out of this plane, since there is no connection between the first and second partial body.
  • a temporary connection for example via a transport fixing mechanism as shown in Fig. HC, is possible, however, it should be noted that in this type of connection, the connecting surfaces 2031 and 2032 are not engaged with each other and do not touch each other.
  • the first part body 2026 is bounded by the fourth connection surface 2035 and the first connection surface 2031. Adjacent to the fourth connection surface 2035 is a further part body 2033 having a third connection surface 2034 which is directly connected to the connection surface 2035 of the first part body.
  • the further partial body 2033 is connected to the first partial body 2026 via fixing devices or fixing elements (not shown).
  • the connection can be achieved by fixing devices, as shown in FIGS. 10 - 14 shown, be formed.
  • FIG. 15 shows a cross section of the wheel 2020.
  • the fixing element 2290 comprises a bolt 2294, which is arranged on the second part body 2027 and projects out of the connection surface 2032.
  • On the bolt 2294 further, perpendicular to the bolt 2294 extendable retaining bolts 2295 are arranged, which can be retracted and actuated by operating the operating element 2292 via the electronic control 2297 and extended. This is either in the bolt 2294 or the second part body 2027 an actuator for moving the retaining bolts 2295.
  • the electronic control 2297 is operated by means of the power source 2293.
  • the bolt 2294 is inserted into a blind hole-like recess 2296 of the first part body, wherein the retaining bolts 2295 are first sunk, so that the bolt 2294 has a constant width in the Y direction, or continuously tapers in the positive X direction.
  • the retaining bolts 2295 are retracted, with their limit 2297 located.
  • the recess 2296 has a width corresponding to the bolt 2294, wherein in the end region 2298 undercuts 2299 are provided, which are selected such that the retaining bolts 2295 form fit in the
  • Undercut 2299 engage and cause a fixation of the second part body 2027 on the first part body 2026. It should be noted that the undercuts have a width such that the retaining bolts 2295 can be moved in either the positive or in the negative X direction and thus the wheel plane is clamped.
  • the bolt 2294 can taper towards the connection surface 2032 and has no retaining bolts, wherein the recess of the opposing part body has a variable width and can move by means of actuators elements of the second part body, which the wedge-shaped bolt 2294 positively in the Hold recess so that it can be moved in either the positive or negative X direction.
  • the connecting surfaces are rigidly fixed relative to one another in a fixed relationship when the retaining bolts in the x-direction are as wide as the undercuts 2299.
  • the first and second part body can not longer are rotated against each other and span a common wheel plane, although the connecting surfaces 2031 and 2032 no longer rest on each other.
  • the shape of the circle segment of the first and second body part should be adjusted so that the running surface is also circular over the gap formed between the connection surfaces.
  • the wheel 2040 comprises a wheel body 2042 with a wheel hub and a running surface 2043, not shown.
  • a first part body 2046 is connected to a second part body 2047 along a connecting line 2048, along the connecting line 2048 the connecting surfaces 2051 and 2052 rest on each other.
  • the connecting surfaces 2051 and 2052 do not have to rest completely circumferentially on one another, but already enable some contact points to securely fix the second part body 2047 in the wheel plane.
  • the wheel 2040 comprises a grip element 2053 which is constructed at least from a first partial grip element 2054 arranged on the first partial body 2046 and a second partial grip element 2055 arranged on the second partial body 2047.
  • the grip member 2053 is substantially parallel to and spaced from the plane of the paper extending in the plane of the paper. As shown in detail in FIG. 17, the first and second partial grip members 2054, 2055 contact each other along a parting surface 2056, but are not permanently bonded together.
  • first and second partial grip elements 2054, 2055 touch each other along the connecting surface 2056, which extends substantially perpendicular to the connecting line 2048, ie to the folding axis.
  • the first part grip element can be connected to the second part grip element 2055 via a pin extending coaxially to the folding axis in order to ensure better stability. th.
  • FIG. 18 shows a cross section through the wheel 2040. It can be clearly seen that the first part-grip element 2054 is connected permanently via a web 2057 permanently exclusively to the first part-body 2046. A connection to the second partial body 2047 is given only by the indirect connection via the second partial handle element 2055, which is likewise connected via a web 2057 to the second partial body 2047.
  • the fixing device 2049 can be seen, which one of the fixing devices of the embodiments of FIGS. 10 to 15 is equivalent or equivalent.
  • a connecting device 2058 in the form of an open hinge can be seen, such that the hinge allows a folding movement about the axis 2059, which extends in the plane of the handle element 2053, but also a solution of the connection between the first trade and the second trade of Hinge is possible.
  • the wheel 2060 comprises a wheel body 2062 with a tire 2070 arranged on the running surface of the wheel body 2062. Furthermore, in a gripping plane which is displaced parallel to the wheel plane, a gripping element 2080 is arranged, which consists of a first partial gripping element and a second partial gripping element, as in FIGS FIGS. 16 to 18 described, is constructed.
  • the wheel body 2062 comprises a first part body 2066 and a second part body 2067, wherein the first part body 2066 substantially completely surrounds the wheel hub 2064.
  • a connecting device 2069 is present, which comprises three hinges 21690, 21691 and 21692, wherein the folding axes of the hinges each extend coaxially to each other.
  • the folding axis is located in a plane between the wheel plane and the gripping plane.
  • the wheel body 2062 is made of a plastic or composite material and has recesses 2068 in order to reduce the weight of the wheel body. Also a Verspeichung, for example, with plastic spokes, is possible. When using plastics or composite materials, simple mass production using (spray) casting techniques is possible.
  • FIG. 19A the operating state of the wheel is illustrated in FIG. 19A, wherein the first and second part bodies 2066, 2067 are connected to one another in such a way that the unrecognizable connecting surfaces of the part bodies rest on one another and are connected to one another by rear fixing elements, so that the second partial body 67 is fixed in the wheel plane.
  • the wheel After releasing the fixing elements, the wheel, as shown in FIGS. 19B and 19C, the second part body 2067 being opposite the first part body 66 at an angle of 90 "(see FIG. 19B), 140 ° (see FIG. 109) and about 180 ° (see FIG. 19D). Since the hub is arranged on the first part body, the wheel does not have to be removed from the axis when transferring from the operating state to the transport or storage state, but can remain arranged thereon.
  • FIG. 20A and B is a cross-section through one embodiment of a wheel having two sets of hinges, a first group allowing a second part body to rotate clockwise and a second group allowing the second part body to rotate counterclockwise.
  • the wheel 2200 comprises a first partial body 2201 and a second partial body 2202, which are connected by means of a plurality of double hinges, of which a double hinge 2203 is shown in cross-section.
  • the wheel 2200 comprises an unspecified fixing device 2204, which preferably has fixing elements 2205, 2206 both on the left and on the right side of the wheel. These may be formed as in the preceding examples.
  • the double hinge 2203 comprises two joints 2207, 2208, wherein the axis of the joint 2207 coaxial with the connecting surface 2209 outside of the first and second body parts 2201, 2202 in the operating state spanned wheel plane, whereas the axis of the joint 2208, which is preferably located on the right edge of the first and second body part.
  • a flap of about 90 ° is possible, as shown in Fig. 20B.
  • the first group of hinges thus includes the hinge 2208, whereas the second group comprises the hinge 2209.
  • the flaps shown in Fig. 20B for example, a wheelchair which is placed in an elevator can be shortened in its length when the second part bodies are folded behind the seat of the wheelchair by 90 °. So the use of smaller elevators is possible.
  • FIGS. 21A and B show embodiments of a wheel 2300 with transport rollers 2301, 2302 and a wheel 2303 with additional wheels 2304, 2305 of smaller diameter, respectively.
  • the transport rollers 2301, 2302 provided in the first sub-body 2306 in FIG. 21A can, by means of a mechanism, emerge from the joint surface 2307 and allow e.g. then a wheel 2300 rolling on the transport rollers.
  • the axis of the transport rollers is held on both sides.
  • the transport rollers can be sunk by a preferably not shown mechanical, hydraulic, pneumatic, magnetic or electrical mechanism in the first part of the body.
  • transport rollers or additional wheels 2304, 2305 may also be arranged on the outside of the first body part 2309, wherein the axis of the wheels is simply stored.
  • the additional wheels or transport rollers can also be fastened on or in the second partial body 2308 or 2310.
  • FIGS. 22A to C show a further variant of a folding bicycle.
  • FIGS. 22A and B show a variant of a wheel 2400 with a connection device, wherein the connection device can be connected by means of a flange disk to a connection element of a rotatable shaft.
  • FIG. 22C shows a further embodiment in which the wheel 2400 'comprises a wheel hub with a slide bearing.
  • the wheel 2400 includes a wheel body 2402 having a tire 2410 disposed on the tread of the wheel body 2402. Further, in a grip plane shifted parallel to the wheel plane, a handle member 2420 composed of a first part handle member and a partial handle member is disposed.
  • FIGS. 16 to 18 A description of an exemplary embodiment of a partial handle element is shown in FIGS. 16 to 18 given.
  • the wheel body 2402 comprises a first part body 2406 and a second part body 2407, which are arranged around a connecting device 2404 designed as a hub.
  • the first part body 2406 and the second part body 2407 contact each other along a connecting surface 2408, which is shown in FIG. 22A only as a connecting line.
  • the state shown in Fig. 22A is the operating state, i. h., the wheel forms a single
  • Wheel plane spanned by the first and second body parts 2406, 2407.
  • the first part of the body 406 is folded around the hinges 2409, thus causing a reduction of the wheel surface in the wheel plane.
  • the attachment device 2404 comprises a pin 4041 and a Flange washer 4042.
  • Flange washer 4042 is used to mount the wheel to a portion of a rotatable shaft so that after mounting on the rotatable shaft, wheel 2400 tracks the movement of the rotatable shaft.
  • On the flange 4042 is a pin 4041 which is permanently connected to the second part body 2407.
  • the connection can be cohesive, positive or non-positive.
  • the first part body 2406 is capable of touching the pin 4041 in the operating state, but it is not permanently connected thereto, so that when transferring from the operating state of FIG. 22A to the transport state of FIG. 22C, no further engagement between the pin 4041 and the first part body 2406 exists.
  • FIG. 22C shows a variant of a folding wheel 2400 '.
  • the wheel 2400 ' In essence, most of the details with the wheel 2400 of Fign. 22A and B match. However, the wheel 2400 'includes a sliding bearing 2412 formed by portions of the connecting surfaces 2408. These are those sections that nestle around an axis 4041 '. While the axle 4041 'can be fixedly connected to a wheelchair, for example, via a flange washer 4042', the slide bearing 412 is rotatable about the axle.
  • the sliding bearing portion of the first body part 2406 is no longer with the pin 4041 'into engagement.
  • the part of the sliding bearing of the second part body 2407, which is currently covered by the pin 4041' is also loosely connected to the pin, i. that is, the entire wheel 2400 'can be removed from the pin.
  • the invention presented here is suitable for use with a wheelchair, a bicycle, a stroller or the like.

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  • Public Health (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Veterinary Medicine (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Transportation (AREA)
  • Combustion & Propulsion (AREA)
  • Handcart (AREA)
  • Motorcycle And Bicycle Frame (AREA)

Abstract

Fauteuil roulant (1; 101) qui comporte au moins une roue (2, 3; 102, 103) présentant un moyeu de roue (21; 121) et une surface de roulement (20; 120), et reliée ou pouvant être reliée à un arbre de roue (122) par l'intermédiaire du moyeu de roue. Une surface de la roue située dans le plan de roue à l'état de fonctionnement peut être réduite en une surface en vue du transport et/ou du stockage. Au moins une des roues est ainsi conçue qu'au moins des parties de la roue sont rabattables ou pliables à partir du plan de roue pour réduire la surface lors du transport et/ou du stockage.
PCT/EP2012/002356 2011-05-31 2012-05-31 Fauteuil roulant, roue pliable et roue rabattable Ceased WO2012163548A2 (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE102011103205A DE102011103205A1 (de) 2011-05-31 2011-05-31 Faltrad
DE201110103203 DE102011103203A1 (de) 2011-05-31 2011-05-31 Klapprad
DE102011103203.0 2011-05-31
DE102011103205.7 2011-05-31
DE102011103207.3 2011-05-31
DE102011103207A DE102011103207A1 (de) 2011-05-31 2011-05-31 Rollstuhl

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WO2012163548A3 WO2012163548A3 (fr) 2013-04-11

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103612699A (zh) * 2013-11-08 2014-03-05 浙江理工大学 可折叠为轮椅的自行车
LT6127B (lt) 2013-07-26 2015-03-25 Uab "Vidulus" Universalus invalido vežimėlis
CN107160942A (zh) * 2016-03-07 2017-09-15 本田技研工业株式会社 轮圈以及使用该轮圈的轮椅
EP3222263A1 (fr) * 2016-03-21 2017-09-27 Dr. Pauls, Silvia Chap - roue complète pouvant être divisée en trois segments ayant des pneus super-adhérents à segment en caoutchouc dur adaptable à tout fauteuil roulant ordinaire
CN112353578A (zh) * 2020-11-09 2021-02-12 山东鼎目机器人科技有限公司 一种单自由度可折叠变形轮机构
IT202200008669A1 (it) * 2022-04-29 2023-10-29 Revolve Mobility Bv Ruota ripiegabile
KR20230157114A (ko) * 2022-05-09 2023-11-16 장재용 크기가 조절되는 바퀴

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3567287A (en) * 1968-10-09 1971-03-02 Fayette A Nutter Wheel and tire assemblies
DE3638091A1 (de) * 1986-11-07 1988-05-19 Benno Danecker Rollstuhl
US6364424B1 (en) * 1999-01-26 2002-04-02 Edward Jacob Lashlee Portable wheel assembly
CN101678707B (zh) * 2007-06-13 2011-11-30 皇家艺术学院 辐条轮
US7699404B2 (en) * 2007-11-29 2010-04-20 Snow Solutions Llc Wheel assemblies
TWI466785B (zh) * 2010-08-03 2015-01-01 Nat Univ Tsing Hua 可收疊之輪子

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LT6127B (lt) 2013-07-26 2015-03-25 Uab "Vidulus" Universalus invalido vežimėlis
CN103612699A (zh) * 2013-11-08 2014-03-05 浙江理工大学 可折叠为轮椅的自行车
CN103612699B (zh) * 2013-11-08 2015-12-09 浙江理工大学 可折叠为轮椅的自行车
CN107160942A (zh) * 2016-03-07 2017-09-15 本田技研工业株式会社 轮圈以及使用该轮圈的轮椅
CN107160942B (zh) * 2016-03-07 2019-03-08 本田技研工业株式会社 轮圈以及使用该轮圈的轮椅
EP3222263A1 (fr) * 2016-03-21 2017-09-27 Dr. Pauls, Silvia Chap - roue complète pouvant être divisée en trois segments ayant des pneus super-adhérents à segment en caoutchouc dur adaptable à tout fauteuil roulant ordinaire
CN112353578A (zh) * 2020-11-09 2021-02-12 山东鼎目机器人科技有限公司 一种单自由度可折叠变形轮机构
CN112353578B (zh) * 2020-11-09 2022-04-19 山东鼎目机器人科技有限公司 一种单自由度可折叠变形轮机构
IT202200008669A1 (it) * 2022-04-29 2023-10-29 Revolve Mobility Bv Ruota ripiegabile
WO2023209498A1 (fr) * 2022-04-29 2023-11-02 Revolve Mobility Bv Roue pliable
KR20230157114A (ko) * 2022-05-09 2023-11-16 장재용 크기가 조절되는 바퀴
KR102640133B1 (ko) * 2022-05-09 2024-02-27 장재용 크기가 조절되는 바퀴

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