WO2021245010A1 - Composant structurel pour un siège de véhicule et siège de véhicule - Google Patents

Composant structurel pour un siège de véhicule et siège de véhicule Download PDF

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Publication number
WO2021245010A1
WO2021245010A1 PCT/EP2021/064501 EP2021064501W WO2021245010A1 WO 2021245010 A1 WO2021245010 A1 WO 2021245010A1 EP 2021064501 W EP2021064501 W EP 2021064501W WO 2021245010 A1 WO2021245010 A1 WO 2021245010A1
Authority
WO
WIPO (PCT)
Prior art keywords
structural component
connecting section
vehicle seat
seat
surface element
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/EP2021/064501
Other languages
German (de)
English (en)
Inventor
Daniel BAHR
Thomas Frotz
Rudolf-Wilhelm Hemmelrath
Sven Oldach
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.)
Adient US LLC
Original Assignee
Adient US LLC
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
Application filed by Adient US LLC filed Critical Adient US LLC
Priority to DE112021003157.0T priority Critical patent/DE112021003157A5/de
Publication of WO2021245010A1 publication Critical patent/WO2021245010A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/24—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles
    • B60N2/32—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles convertible for other use
    • B60N2/34—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles for particular purposes or particular vehicles convertible for other use into a bed
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
    • B60N2/22—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
    • B60N2/2222—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable the back-rest having two or more parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/68—Seat frames
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/68—Seat frames
    • B60N2/682—Joining means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
    • B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
    • B60N2/68—Seat frames
    • B60N2/686—Panel like structures

Definitions

  • the invention relates to a structural component according to the preamble of claim 1, as well as a vehicle seat.
  • Vehicle seats are known from the prior art which comprise deformable and / or adjustable structural components, such as seat support structures or cushion structures, which are conventionally adjustable in length, height and / or inclination.
  • a vehicle seat comprises a backrest which is pivotably arranged on a seat surface.
  • the backrest is arranged on the seat surface, for example by means of a fitting, wherein the backrest can be pivoted electrically or manually relative to the seat surface.
  • a structural component designed as a cushion structure is formed from a foam and adapts to the change, in particular the inclination or pivoting of a backrest.
  • the upholstery structure is formed from an elastically deformable foam.
  • Finray principle can be observed in fish. It is based on the special structure of the fins of fish. The principle causes the fish fin to move against this direction of pressure when pressure is applied to a point. The fish fin reacts to the pressure with counter pressure. This is made possible by the special structure of the fish fin with two flexible struts that converge at one point and are firmly fused together there.
  • the backrest frame of the vehicle seat comprises a frame-like construction based on the Finray principle, consisting of a rigid rear wall, a flexibly designed, plate-like front wall and cross struts arranged in between.
  • the cross struts extend in their longitudinal direction along the vehicle seat width direction.
  • the front wall and the rear wall on the other hand, have a longitudinal extent in the vertical direction of the vehicle.
  • DE 102005054 125 B3 describes a backrest of a vehicle seat that utilizes the Finray principle both in the lumbar region and in the Shoulder area can be deformed in a simple manner in mutual dependence on one another.
  • a vehicle seat with a backrest is known from DE 102009033883 A1, which has a supporting strut structure for at least one upholstery part supporting the seat user, at least in a laterally central area.
  • the strut structure is attached at the bottom to a support part which is supported on the seat part of the vehicle seat.
  • the strut structure has support struts arranged between a front and a rear support wall, each at a distance from one another.
  • the strut structure forms a free space that is open at least at the bottom or at the side.
  • An upwardly or laterally protruding support element is fastened to the support part, which support element is not deformable or at most only slightly deformable and protrudes from below or from the side into the free space of the strut structure.
  • the support element comes to rest either immediately or after a predetermined elastic deformation of the strut structure in the lower area on the facing front or rear support wall and / or at least one support strut and supports the relevant front one in contact Support wall and / or support strut.
  • the strut structure of the backrest which is described in DE 102009033883 A1, also makes use of the Finray principle, with several side upholstery parts supporting a seat user being arranged to the side of the strut structure, which, however, cannot be further adjusted relative to the strut structure.
  • the invention is based on the object of improving a structural component for a vehicle seat of the type mentioned at the beginning, in particular of specifying an improved structural component which has an improved adjustment function, and of providing a corresponding vehicle seat.
  • a structural component for a vehicle seat having a first connection section and a second connection section, a transition area being arranged between the first connection section and the second connection section, and a first surface element and a second in each case in the first connection section and in the second connection section Surface element are arranged, wherein a coupling mechanism is arranged in a transition area between the first connecting section and the second connecting section, which is designed as at least one antiparallelogram.
  • An antiparallelogram should be understood to mean a square in which two non-adjacent sides of the total of four sides intersect.
  • the intersecting sides preferably have the same length as one another.
  • the two other sides preferably have the same length as one another.
  • a coupling mechanism is arranged in the transition area between the first connecting section and the second connecting section, which is designed as at least one antiparallelogram, it can advantageously be avoided that when the connecting sections are pivoted in a first direction relative to one another, a possible on the Structural component for a vehicle seat resting upholstery body is squeezed or even clamped and when pivoting the connecting sections in a direction opposite to the first direction, any upholstery body resting on the structural component is torn or even torn.
  • a cushion body resting on the structural component is advantageously neither stretched nor compressed in a contact area with the structural component by pivoting the connecting sections.
  • the coupling mechanism can have a first lever arranged adjacent to the transition area and assigned to the first connecting section.
  • the coupling mechanism can be adjacent to the transition area arranged and assigned to the second connecting portion second lever.
  • the coupling mechanism can have two connecting elements guided crosswise. In each case one end of the two connecting elements can be hinged to the first lever and another end of the connecting elements can be hinged to the second lever.
  • the coupling mechanism can have at least two mutually opposing movable levers, a first lever and a second lever, and two connecting elements which intersect at a point of intersection and which are articulated to the two levers by means of joints.
  • a multiplicity of movement elements can be articulated with their respective opposite ends on the first surface element and on the second surface element.
  • Two adjacent movement elements can be movement-coupled to one another, in particular in pairs.
  • Two adjacent movement elements can form a cell, in particular in pairs, wherein the cell can form a further antiparallelogram in itself.
  • At least two movement elements or cells that are adjacent in the transverse direction can be coupled to one another in terms of movement.
  • the structural component can have a cushion element or a cushion.
  • the structural component can have a cellular structure with a plurality of cells. At least one of the cells can be designed as a coupling cell in a movable area, in particular in a corner area, curve area and / or pivot area, of the structural component.
  • the coupling cell can comprise a coupling mechanism which is designed as at least one antiparallelogram.
  • the first connecting section and the second connecting section can each have a cushion element.
  • the first lever and the second lever can be formed integrally with the respective cushion element of the first and second connecting section.
  • such a coupling cell is provided in a structural component for a vehicle seat in a swivel area of a backrest which can be swiveled relative to a seat surface.
  • the structural component can have a drive device or an actuator which is coupled to the coupling mechanism in order to adjust it.
  • the articulated connections in particular the first lever, the second lever and the connecting elements, can be configured by joints.
  • the joints can be designed in the form of film joints or film hinges.
  • the intersecting connecting elements can be crossed, with one end of the connecting elements being articulated to a second lever on the seat surface and another end of the connecting elements being articulated to a first lever on the backrest.
  • the respective connecting elements are rotatably mounted at all articulation points.
  • the coupling mechanism as an antiparallelogram enables a simple and dynamic adjustment of the inclination, in particular a tilting movement, of the vehicle seat, in particular the backrest and the seat surface, relative to one another.
  • H point so-called hip point
  • the seat adjustment can be perceptible as a controlled, stable and fluid movement for an occupant.
  • the first surface element can be an upper surface element and the second surface element can be a lower surface element.
  • the first surface element can be arranged above the second surface element.
  • the cell-shaped structure can be coupled in motion as an inner element with the first surface element and the second surface element.
  • the cellular structure can be three-dimensional and movable, in particular elastically deformable. By means of the cell-shaped structure, the first surface element and the second surface element can be arranged at a variable distance from one another.
  • Further cells can be designed as fold cells or fleece cells.
  • these folded cells or fleece cells can form a corresponding folding mechanism or fleece mechanism.
  • the folding mechanism or swivel mechanism can each be designed to move the associated cell from a folded state, in particular a collapsed state, to an unfolded state, in particular an erected state, or to any intermediate position or vice versa.
  • individual areas such as, for example, side areas of the seat surface or the back surface, can be variably adjusted, in particular different upholstery heights can be set. This enables adjustable side bolsters to be formed in the seat surface and / or the backrest in a simple manner.
  • the first surface element can form an outer contour of the structural component.
  • the first surface element can form a surface facing a seat occupant.
  • the second surface element can face a support structure of the vehicle seat, in particular a support shell or a support frame of the vehicle seat, and be fastened to the latter.
  • a vehicle seat in particular a motor vehicle seat, having a structural component in accordance with the description given above.
  • a first connecting section of the vehicle seat can be a seat section forming a seat shell.
  • a second connecting section of the vehicle seat can be a backrest section that forms a seat back.
  • the backrest section can be pivotable relative to the seat section between a driving position suitable for transporting people and a reclining position in which the second surface element runs in one plane.
  • Figure 1 schematically shows a side view of a vehicle seat according to a first embodiment with a structural component according to a first embodiment
  • FIG. 2 schematically shows a side view of a vehicle seat according to a second exemplary embodiment with a structural component according to a second exemplary embodiment
  • FIG. 3 schematically shows a side view of a vehicle seat according to a third exemplary embodiment with a structural component according to a third exemplary embodiment
  • Figures 4 and 5 schematically show a side view of a vehicle seat according to a fourth embodiment with a structural component according to a fourth embodiment
  • FIG. 6 shows a schematic perspective illustration of a coupling cell with a coupling mechanism designed as an antiparallelogram
  • FIG. 7 schematically in a perspective representation a coupling cell with a coupling mechanism formed from two antiparallelograms
  • FIG. 8 schematically in a perspective representation an alternative embodiment of the coupling cell with a coupling mechanism formed from two antiparallelograms
  • FIG. 9 schematically shows a side view of a cushion element with a coupling cell and two adjacent cushion cells
  • FIG. 10 shows a detail of an enlarged illustration of the coupling cell with the two adjoining cushion cells according to FIG. 9,
  • FIG. 11 shows a schematic side view of an embodiment of a structural component with a cellular internal structure in a folded state of the cells
  • FIG. 12 shows a schematic side view of an embodiment of a structural component with a cellular internal structure in an unfolded state of the cells
  • FIG. 13 shows, schematically, in a perspective view, a structural component with several coupling cells of a cell-shaped internal structure designed as antiparallelograms
  • FIGS. 14 to 19 show a schematic side view of several individual cells in different states, unfolded, folded or in an intermediate position.
  • a vehicle seat S shown schematically in FIG. 1 is described below using three spatial directions running perpendicular to one another.
  • a longitudinal direction x runs largely horizontally and preferably parallel to a vehicle longitudinal direction which corresponds to the normal direction of travel of the vehicle.
  • a transverse direction y running perpendicular to the longitudinal direction x is also oriented horizontally in the vehicle and runs parallel to a transverse direction of the vehicle.
  • a vertical direction z is perpendicular to the Longitudinal direction x and perpendicular to the transverse direction y.
  • the vertical direction z runs parallel to the vertical axis of the vehicle.
  • the position information and direction information used relate to a line of sight of an occupant sitting in the vehicle seat S in a normal sitting position, with the vehicle seat S installed in the vehicle, in a position of use suitable for passenger transport with the seat back S1 and upright is aligned in the direction of travel as usual.
  • the vehicle seat S according to the invention can, however, also be installed in a different orientation, for example transversely to the direction of travel.
  • Figures 1 to 5 schematically different views for four different exemplary embodiments of a vehicle seat S, each with a structural component 1.
  • the structural component 1 forms, for example, a cushion element or a cushion carrier for the vehicle seat S of an autonomously driving vehicle.
  • the vehicle seat S usually comprises a seat back S1 and a seat shell S2.
  • the vehicle seat S is designed in one piece.
  • the seat back S1 and the seat shell S2 form an integrated unit.
  • the vehicle seat S can be arranged in a vehicle that is not shown in any more detail and that can be operated autonomously.
  • the structural component 1 of the vehicle seat S has a first connecting section 1a and a second connecting section 1b.
  • a transition region 1c is arranged between the first connecting section 1a and the second connecting section 1b.
  • the structural component 1 has a first surface element 1.2 and a second surface element 1.3 in the first connection section 1a and in the second connection section 1b.
  • a coupling mechanism 3 is arranged, which is designed as at least one antiparallelogram AP, AP1, AP2.
  • the structural component 1 can have a cushion element of the vehicle seat S.
  • the structural component 1 can be fastened to a support structure 2, for example.
  • the support structure 2 and the structural component 1 are adjustable in inclination about a pivot axis aligned parallel to the transverse direction y, the inclination adjustment or tilting movement of the vehicle seat S being indicated by the arrow PF1.
  • the vehicle seat S can additionally be designed to be longitudinally adjustable and / or height-adjustable.
  • the structural component 1 for the seat back S1 and the seat shell S2 of the vehicle seat S is continuous, in particular as a continuous seat structure.
  • the structural component 1 comprises a cellular structure 1.1.
  • the cellular structure 1.1 is formed from a multiplicity of cells Z1 to Zn.
  • One of the cells Z5 is designed as a coupling cell ZK (also called an actuator cell) in a movable area, in particular in a transition area 1c, corner area, curve area and / or pivot area, of structural component 1.
  • ZK also called an actuator cell
  • the coupling cell ZK comprises a coupling mechanism 3 which is designed as at least one antiparallelogram AP.
  • such a coupling cell ZK is arranged in a transition region 1c of the seat back S1 and the seat shell S2.
  • the seat back S1 and the seat shell S2 can be pivoted relative to one another in this pivoting range by means of the coupling mechanism 3.
  • the coupling mechanism 3, designed as at least one antiparallelogram AP, comprises at least two opposing movable levers 3.1, 3.2 and two connecting elements 3.4, 3.5 intersecting at a crossing point 3.3, which are hinged to the movable levers 3.1, 3.2 in respective joints 3.6.
  • the structural component 1 comprises at least one drive device 4 or at least one actuator which is coupled to the coupling mechanism 3 in order to adjust it.
  • the intersecting connecting elements 3.4, 3.5 are crossed. One end of the connecting elements 3.4, 3.5 is hinged to a first lever 3.1 on the seat surface. The respective other end of the connecting elements 3.4, 3.5 is hinged to a second lever 3.2 on the backrest.
  • the respective connecting elements 3.4, 3.5 are rotatably mounted in respective joints 3.6 at all articulation points.
  • the coupling mechanism 3 as an antiparallelogram AP enables a simple and dynamic inclination adjustment, in particular a tilting movement, of the vehicle seat S, in particular the seat back S1 and the seat surface or seat shell S2 relative to one another.
  • the structural component 1 has an upper, first surface element 1.2 and a lower, second surface element 1.3.
  • the cell-shaped structure 1.1 is designed as an inner element of the structural component 1 and is with the first Area element 1.2 and the second area element 1.3 motion-coupled.
  • the cellular structure 1.1 is three-dimensional and movable, in particular elastically deformable. By means of the cellular structure 1.1, the first surface element 1.2 and the second surface element 1.3 can be arranged at a variable distance from one another.
  • the cellular structure 1.1 is designed as a movable structure.
  • the individual cells Z1 to Zn are designed as through cells.
  • the cells Z1 to Zn extend in the transverse direction y as flea spaces, which are separated from one another by movement elements L1 to Lm.
  • the movement elements L1 to Lm are designed, for example, as ribs, lamellae, webs, bands, levers and / or strips.
  • the structural component 1 is designed in particular as a monolithic structure or partial structure.
  • the structural component 1 is formed, for example, from plastic, in particular an elastomer.
  • the movement elements L1 to Lm form or are elements of the cells Z1 to Zn.
  • the movement elements L5, L6 form the first lever 3.1 and the second lever 3.2 of the coupling cell ZK in the transition area 1c, in particular in the pivoting area or curve area.
  • the movement elements L1 to Lm are also formed in particular as injection-molded parts, for example from an elastomer, in particular from a thermoplastic elastomer, for example from polypropylene or EPDM.
  • the movement elements L1 to Lm are articulated on the first surface element 1.2 and on the second surface element 1.3 by means of corresponding joints 3.6.
  • the joints 3.6 are designed, for example, as film hinges or film joints or conventional swivel joints. Film hinges or film joints are formed in particular by so-called tape hinges, such as a swivel joint. Film hinges or film joints are, in particular, flexible, thin-walled joint straps between two parts to be connected, such as the lever element and the moving member.
  • the film hinges or film joints are injection molded Parts made from an elastomer, in particular from a thermoplastic elastomer, for example from polypropylene or EPDM.
  • the movement elements L1 to Lm can in particular be formed from a harder plastic than the joints 3.6 and / or a softer plastic as drive elements (not shown in detail).
  • At least one of the cells Z1 to Zn can be designed as a folded cell or a fleece cell.
  • this folding cell or fleece cell comprises a corresponding folding mechanism or fleece mechanism, which is each designed to adjust the associated cell Z1 to Zn from a folded state to an unfolded state or into any intermediate position or vice versa.
  • individual areas such as, for example, side areas of the seat surface or the back surface, can be variably adjusted, in particular different upholstery heights can be set. This enables adjustable side bolsters and / or non-adjustable, fixed, curved cushion areas to be formed in the seat shell S2 and / or the seat back S1 in a simple manner.
  • the first surface element 1.2 of the movable cell-shaped structure 1.1 forms an outer contour of the structural component 1 and possibly the vehicle seat S.
  • the movable cell-shaped structure 1.1 forms the first surface element 1.2 a higher, in particular partially curved and / or thicker, outer contour of the structural component 1 and thus of the vehicle seat S than in the partially or fully folded or folded state of the cells Z1 to Zn, as shown in FIGS. 2 to 5, with a largely flat and / or thin outer contour.
  • the second surface element 1.3 is the support structure 2, in particular a support shell or a support frame, facing the vehicle seat S and attached to this.
  • the seat back S1 is adjusted relative to the seat shell S2, for example by means of a backrest adjuster (not shown in more detail).
  • the backrest adjuster is designed, for example, as an inclination mechanism, for example a gear mechanism.
  • the backrest adjuster can be operated manually or by an electric motor, for example.
  • the drive device 4 or another suitable actuator is provided in order to actuate the backrest adjuster.
  • the structural component 1 is set up in such a way that it follows the active movement of the backrest adjuster, the coupling mechanism 3 transmitting the movement of the backrest adjuster to the cells Z1 to Zn of the structural component 1, so that, depending on the movement of the backrest adjuster, the cells Z1 to Zn are folded accordingly , tilted, folded, straightened, unfolded or set up.
  • the drive device 4 can be designed accordingly or a separate drive unit can be provided which engages the coupling mechanism 3, in particular one of the two levers 3.1, 3.2.
  • the drive device 4 can be set up and act on the coupling mechanism 3 in such a way that it supports or effects the inclination adjustment of the vehicle seat S and thus the relative movement of the seat back S1 and seat shell S2 to one another.
  • An electrically driven movement of the coupling mechanism 3 brought about by the, in particular electric, drive device 4 can take place independently or in combination in the longitudinal direction x and / or vertical direction z.
  • FIG. 1 shows the vehicle seat S according to a first exemplary embodiment in the driving position P1, in which the cells Z1 to Zn are unfolded.
  • the coupling mechanism 3 of the coupling cell ZK is placed in a corresponding starting position.
  • FIG. 2 shows the vehicle seat S according to a second exemplary embodiment in the lying position P3, in which the seat shell S2 and the seat back S1 are placed in an essentially horizontal position.
  • the coupling mechanism 3 of the coupling cell ZK is maximally spread and placed in a spread position corresponding to the lying position P3.
  • the movement elements L1 to Lm are forcibly moved, in particular pivoted accordingly, due to the movement coupling with the upper first and lower second surface elements 1.2, 1.3.
  • the movement elements L1 to Lm are, for example, transverse lamellae.
  • FIG. 3 shows the vehicle seat S according to a third exemplary embodiment in the lying position P3, in which the seat shell S2 and the seat back S1 are placed in an essentially horizontal position.
  • the coupling mechanism 3 is slightly modified.
  • the upper joints 3.6 of the levers 3.1, 3.2 and the upper joints 3.6 of the connecting elements 3.4, 3.5 are designed as a joint.
  • the lower joints 3.6 of the levers 3.1, 3.2 and the lower joints 3.6 of the connecting elements 3.4, 3.5 are designed as a joint.
  • FIGS. 4 and 5 show the vehicle seat S according to a fourth exemplary embodiment with a coupling mechanism 30 which is formed from two coupled antiparallelograms AP1, AP2.
  • the connecting elements 3.4, 3.5 of a first, in particular upper, antiparallelogram AP1 are, as described above, hinged to the levers 3.1, 3.2 or to the surface elements 1.2, 1.3.
  • the connecting elements 3.4, 3.5 of a second, in particular lower, antiparallelogram AP2 are hinged only with the upper ends to the lower end of the levers 3.1, 3.2 and / or to the second surface element 1.3.
  • the lower ends of the connecting elements 3.4, 3.5 of the lower antiparallelogram AP2 are hinged to the second surface element 1.3.
  • the lower ends of the connecting elements 3.4, 3.5 of the upper antiparallelogram AP1 and the upper ends of the connecting elements 3.4, 3.5 of the lower antiparallelogram AP2 can be articulated in a common joint 3.6 on the levers 3.1, 3.2 and / or the second surface element 1.3, whereby the the two antiparallelograms AP1 and AP2 are coupled to one another.
  • FIG. 6 shows a schematic perspective representation of a coupling cell ZK with a coupling mechanism 3 designed as an antiparallelogram AP.
  • the joints 3.6 are designed as film joints or film hinges.
  • the crossing point 3.3 is designed as a swivel joint.
  • FIG. 7 shows a schematic perspective representation of a coupling cell ZK with a coupling mechanism 30 formed from two antiparallelograms AP1, AP2 with two levers 3.1, 3.2, the connecting elements 3.4, 3.5 of the two antiparallelograms AP1, AP2 being coupled to one another via common joints 3.6.
  • Figure 8 shows a schematic perspective representation of an alternative embodiment of the coupling cell ZK with a coupling mechanism 300 formed from two antiparallelograms AP1, AP2 with two outer levers 3.1, 3.2 and a central coupling side 3.7, which the connecting elements 3.4, 3.5 of the two antiparallelograms AP1, AP2 by means Joints 3.6 coupled together.
  • FIG. 9 shows a schematic side view of the structural component 1 with a coupling cell ZK and two adjoining cushion cells ZP.
  • the coupling cell ZK comprises an antiparallelogram AP.
  • the upholstery cells ZP are designed as hollow cells in which a foam is introduced.
  • FIG. 10 shows a schematic side view of an enlarged illustration of the coupling cell ZK with the two adjoining cushion cells ZP according to FIG. 9.
  • FIG. 11 shows a schematic side view of the structural component 1 with a cellular structure 1.1 in a folded state of the cells Z1 to Zn.
  • FIG. 12 shows schematically in a side view that a structural component 1 with a cellular structure 1.1 in an unfolded state of the cells Z1 to Zn.
  • FIG. 13 shows schematically in a perspective view a structural component 1 with a cell-shaped structure 1.1, which comprises a plurality of coupling cells ZK designed as antiparallelograms AP, which are arranged next to one another in a row R, for example.
  • the cell-shaped structure 1.1 can include several rows R of coupling cells ZK.
  • the structural component 1 comprises such rows R or areas of coupling cells ZK with antiparallelograms AP as a coupling mechanism 3 in curved or angular contour areas of a cushion element.
  • FIGS. 14 to 19 each show a schematic side view of a plurality of individual cells Zn in different states, unfolded, folded or in an intermediate position.

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  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Seats For Vehicles (AREA)

Abstract

La présente invention se rapporte à un composant structurel (1) pour un siège de véhicule (S), comprenant une première section de liaison (1a) et une seconde section de liaison (1b), une région de transition (1c) étant agencée entre la première section de liaison (1a) et la seconde section de liaison (1b), un premier élément de surface (1.2) et un second élément de surface (1.3) étant respectivement agencés dans la première section de liaison (1a) et la seconde section de liaison (1b), et un mécanisme de couplage (3, 30, 300) étant agencé dans une zone de transition (1c) entre la première section de liaison (1a) et la seconde section de liaison (1b), lequel mécanisme de couplage étant conçu sous la forme d'au moins un antiparallélogramme (AP, AP1, AP2). L'invention se rapporte en outre à un siège de véhicule (1), en particulier à un siège de véhicule à moteur, comprenant un tel composant structurel (1).
PCT/EP2021/064501 2020-06-05 2021-05-31 Composant structurel pour un siège de véhicule et siège de véhicule Ceased WO2021245010A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE112021003157.0T DE112021003157A5 (de) 2020-06-05 2021-05-31 Strukturbauteil für einen fahrzeugsitz, sowie fahrzeugsitz

Applications Claiming Priority (2)

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DE102020207063 2020-06-05
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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1040999A2 (fr) 1999-04-01 2000-10-04 Leif Kniese Elément de support de charges avec enveloppe extérieure souple
DE102005054125B3 (de) 2005-11-14 2007-05-16 Grammer Ag Personensitz mit zwischen Vorder- und Rückwand angeordneten Streben
DE102009033883A1 (de) 2009-07-20 2011-01-27 Bayerische Motoren Werke Aktiengesellschaft Fahrzeugsitz mit einer Rückenlehne, die eine stützende Strebenstruktur aufweist
CN103153697A (zh) * 2010-11-19 2013-06-12 张兴亮 乘客座椅和组合坐卧两用座椅单元、多用座椅单元
DE102015112029A1 (de) * 2015-07-23 2017-01-26 Kokinetics Gmbh Fahrzeugsitz

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1040999A2 (fr) 1999-04-01 2000-10-04 Leif Kniese Elément de support de charges avec enveloppe extérieure souple
DE102005054125B3 (de) 2005-11-14 2007-05-16 Grammer Ag Personensitz mit zwischen Vorder- und Rückwand angeordneten Streben
DE102009033883A1 (de) 2009-07-20 2011-01-27 Bayerische Motoren Werke Aktiengesellschaft Fahrzeugsitz mit einer Rückenlehne, die eine stützende Strebenstruktur aufweist
CN103153697A (zh) * 2010-11-19 2013-06-12 张兴亮 乘客座椅和组合坐卧两用座椅单元、多用座椅单元
DE102015112029A1 (de) * 2015-07-23 2017-01-26 Kokinetics Gmbh Fahrzeugsitz

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