EP0586675A1 - Siege dynamico-actif - Google Patents

Siege dynamico-actif

Info

Publication number
EP0586675A1
EP0586675A1 EP93907850A EP93907850A EP0586675A1 EP 0586675 A1 EP0586675 A1 EP 0586675A1 EP 93907850 A EP93907850 A EP 93907850A EP 93907850 A EP93907850 A EP 93907850A EP 0586675 A1 EP0586675 A1 EP 0586675A1
Authority
EP
European Patent Office
Prior art keywords
intermediate piece
seat
foot part
hollow cylinder
foot
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.)
Granted
Application number
EP93907850A
Other languages
German (de)
English (en)
Other versions
EP0586675B1 (fr
Inventor
Josef GLÖCKL
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
Application filed by Individual filed Critical Individual
Publication of EP0586675A1 publication Critical patent/EP0586675A1/fr
Application granted granted Critical
Publication of EP0586675B1 publication Critical patent/EP0586675B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C9/00—Stools for specified purposes
    • A47C9/002—Stools for specified purposes with exercising means or having special therapeutic or ergonomic effects
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C3/00—Chairs characterised by structural features; Chairs or stools with rotatable or vertically-adjustable seats
    • A47C3/02—Rocking chairs

Definitions

  • the invention relates to an active dynamic seat device with the features of the preamble of claims 1 and 17.
  • seat devices have been developed that enable so-called active dynamic sitting, in which the back muscles and the intervertebral discs are always slightly in action.
  • This active dynamic sitting posture is achieved in practically all cases in that the actual seat of the seat device is held in an unstable position and, if necessary, also springs in the vertical direction.
  • each pivot joint preferably comprises a at the end of the support shaft being formed ⁇ calotte, which is guided in a hollow cylinder and strike of a hollow cylinder disposed in the coil spring beauf ⁇ .
  • the invention is therefore based on the object of providing an actively dynamic seating device which, on the one hand,
  • the invention has for its object to provide an active dynamic seating device that is simple and inexpensive to manufacture.
  • This reset means may for instance be designed as a tilting joint gleich ⁇ time as serving resonant metal or As an added ⁇ Lich on the intermediate piece acting resilient members.
  • the intermediate piece can be designed to be vertically resilient to improve the seating comfort.
  • the rigid intermediate piece has a plate at its lower end, in the outer region of which a plurality of bores are provided.
  • the coil springs serve for vertical suspension of the intermediate piece and at the same time enable the tilting movement of the intermediate piece.
  • the maximum tilt angle ⁇ is determined by the appropriate choice of the diameter of the bores and the outer diameter of the pins and is therefore independent of the vertical travel or from the weight of the user of the seating device.
  • Figure 1 shows a first embodiment of the seat device according to the invention.
  • FIG. 2 shows the exemplary embodiment according to FIG. 1 with an additional reset device ⁇
  • Fig. 3 shows a second embodiment of the seating device according to the invention
  • Fig. 4 shows a third embodiment of the seat device according to the invention.
  • FIG. 5 shows a fourth exemplary embodiment of the seat device according to the invention.
  • REPLACEMENT LEAF Fig. 6 shows a fifth embodiment of the seating device according to the invention.
  • Fig. 7 shows a sixth embodiment of the seating device according to the invention.
  • the embodiment of the seat apparatus according ⁇ Invention shown in Fig. 1 consists of a foot part 1, an intermediate part 2 and a seat part 3.
  • the foot part 1 consists essentially of a base part 4 in the form of a hollow cone section or of several, preferably five feet.
  • the base part 4 is double-walled and thus hollow on the inside.
  • the upper ends of the inner andrelywandun ⁇ gene of the hollow cone portion are integrally connected to a Begren ⁇ zerring. 5
  • the intermediate piece 2 is connected to the base of the base part 4 by means of an elastically flexible element 6.
  • the ela ⁇ cally flexible member 6, which ensures a tung in any Rich ⁇ tiltable connection of the intermediate part 2 to the base part 1 and at the same time causes the resetting of the non ⁇ congested intermediate piece in the neutral position is preferably designed as a rubber-bonded metal.
  • the intermediate piece 2 consists of a lower hollow cylinder 7, which is arranged on the flexible element 6 and is firmly connected to it, and an upper hollow cylinder 8, the outer diameter of which corresponds substantially to the inner diameter of the lower hollow cylinder 7, so that the upper hollow cylinder 7 which is guided in the vertical direction in the lower hollow cylinder.
  • the upper end of the upper hollow cylinder 8 is fixedly connected to a plate 9 of the seat part 3, on which a seat cushion 10 is arranged.
  • the seat cushion 13 'can for example, be made of
  • the seat cushion 10 can be convex, concave, flat or wedge-shaped. In the case of a wedge-shaped design, the higher end of the Keils in the back of the seated person.
  • the seat cushion may, in a preferred execution ⁇ form a dimensionally stable core having, desired to .the for the impr posture shape even under load maintain Wesent ⁇ union.
  • a ringe ⁇ feder 11 is disposed, which with its upper end the plate 9 of the seat portion 3 or a horizontal upper hollow ⁇ cylinder 8 disposed intermediate floor acted upon and with its lower end on the flexible element 6 or in the lower Hollow cylinder 7 horizontally arranged intermediate floor rests.
  • a rod 12 connected to the plate 9 of the seat part 3 extends within the helical spring 11 and extends beyond the lower end of the helical spring and by means of a washer 13 and a nut 14 which can be screwed onto a thread provided on the lower end of the rod 12, the pretensioning of the
  • Coil spring allows. In this way, the CHARACTERI ⁇ stic the vertical suspension of the seat apparatus the need ⁇ sen be adjusted accordingly.
  • the seat height can in a simple manner by a ⁇ add shims 15 between the flexible member 6 and the washer are changed. 13
  • the spacers 15 can not further by means of a shown holding device releasably connected to the flexible element 6 or the lower hollow cylinder 7.
  • the upper hollow cylinder 8 has at least one extending in the vertical direction elongated hole into which a arranged on the lower hollow cylinder 7 post or pin engages ⁇ .
  • the upper and lower stop for the vertical movement of the seat part 3 and the upper hollow ⁇ can specify cylinder 8 relative to the longitudinal hole by a corresponding configuration of the elongated hole and by a suitable positioning of the pin.
  • the foot part 1 can also take any other shape which ensures the stability of the seat device and limits the maximum tilt angle of the intermediate piece 2 in the manner described above.
  • the foot part can have a plurality of feet arranged in a star shape, which are pulled up towards the intermediate piece and are connected at their upper end to a frame which limits the tilting movement.
  • rollers can be arranged on the foot part 1 in a known manner in order to enable the seat device to be moved easily.
  • the foot part 1 can have a slightly convex downward bearing surface, which also facilitates the displacement of the seat device by the smaller contact surface.
  • the edge region of the foot part should be a distance of approximately 0.5 cm - 1 cm from a flat support surface exhibit - has a positive effect on the desired seating behavior.
  • Fig. 2 shows another embodiment of the exemplary embodiment shows game according to Fig. 1, 16 constant for returning the unloaded intermediate element 2 or the seat part unbela ⁇ are provided in the neutral position 3 in the additional devices.
  • These reset devices 16 consist of flexible tension elements 17 fastened to the circumference of the lower hollow cylinder 7, which are guided through corresponding openings in the inner wall of the base part 4 into the interior of the base part.
  • the ends of the tension elements 17 are each connected to coil springs 19 which are likewise arranged in the interior of the base part 4.
  • the coil springs 19 are preferably also biased in the neutral position of the intermediate piece 2.
  • the reset devices 16 can of course also be designed in a different way and not be arranged in the interior of the base part 4.
  • the intermediate piece 2 can be connected to the foot part 1 by means of any bearing, the one Allows tilting in any direction.
  • FIG. 3 essentially corresponds in its function to the embodiment according to FIG. 1.
  • the key difference is the use of a differently constructed foot part 1.
  • This consists of a base part 20 comprising a plurality of - preferably five - feet on ⁇ has, len to the stability of the seat apparatustechnischzustel ⁇ and of an outer hollow cylinder 21, which the interim ⁇ surrounding piece 2.
  • the intermediate piece 2 and the seat part 3 are identical to the corresponding parts of the embodiments described above.
  • the helical springs 22 are in radial direction between the unte ⁇ ren hollow cylinder 7 and the outer hollow cylinder 21 is disposed of Basis ⁇ part 20 and shown Hal ⁇ TE or fastening devices connected by means of unspecified therewith.
  • the helical springs 22 can act as compression or tension springs and, on the one hand, ensure that the unloaded intermediate piece or seat part is returned to the neutral position if the spring constant is selected accordingly.
  • the resetting can also take place by means of a rubber membrane designed as a circular ring, which connects the outer hollow cylinder 21 and the lower hollow cylinder 7.
  • the invention 1 forms on a device according to Fig.
  • the intermediate piece 2 verzich ⁇ was tet, such a device can of course be used in conjunction with these embodiments, .
  • the upper or lower end of the helical spring 11 can be connected in a simple manner to the plate 9 of the seat part 3 or to the bottom of the lower hollow cylinder 7 by means of fastening devices (not shown in more detail).
  • the space between the upper edge of the outer hollow cylinder 21 and the plate 9 of the seat part 3 can also be covered by means of a flexible and / or elastic sleeve, for example a bellows or a rubber cuff, be covered. This simultaneously eliminates the risk of fingers getting caught between the upper edge of the outer hollow cylinder 21 and the underside of the plate 9.
  • the embodiment of the invention illustrated in Fig. 4 has an intermediate piece 2, the upper portion union identical to the intermediate pieces of the embodiments described above in Wesent ⁇ is. Since in this area of the upper intermediate piece formed by the two hollow cylinders neither restoring devices act nor a stop is provided, the lower hollow cylinder 7 can also be guided within the upper hollow cylinder 8.
  • the intermediate piece 2 has a bearing part 30 which has the shape of a ball body, ie the shape of a ball cut off in horizontal planes at the top and bottom.
  • the diameter of the ball is preferably chosen to be larger than the outer diameter of the lower hollow cylinder 7.
  • the bearing part 30 with a rule cylindricity ⁇ part 31 is connected is disposed on the underside of which a preferably circular plate 32nd
  • the base 1 is formed as a cylindrical hollow body which in its upper wall has a central opening on ⁇ is mounted in which the bearing portion 30 of the intermediate piece 2 by means of a suitably shaped bearing ring 34th
  • the ball bearing formed in this way from a single ball thus enables the intermediate piece 2 or the seat part 3 to be tilted in any direction.
  • any other bearing may be used instead of the above-described ball bearing in this embodiment, which allows a tilting movement of the intermediate piece ⁇ , for example, the double-gimbal on ⁇ hanging of the intermediate piece in the upper wall of the foot part.
  • a plurality preferably as a coil springs formed restoring devices 35th
  • These helical springs preferably run in the radial tilting direction of the circular plate 32.
  • the dimensioning of the helical springs 35 determines the characteristic of the unstable balance of the seat device and thus the characteristic of the active dynamic sitting position.
  • the resetting can, however, also be effected, for example, by an annular rubber membrane which connects the circular plate 32 and the cylindrical hollow body 1 of the foot part 1 to one another.
  • the lateral limitation of the tilting movement of the intermediate piece 2 can take place in this embodiment in several different ways:
  • the height of the cylindrical part 31 and the diameter of the circular plate 32 can be chosen so that the edge region of the circular plate 32 on the maximum deflection of the tilting movement the underside of the upper wall 33 of the foot part 1 abuts.
  • Another possible ⁇ ness is that by suitable choice of the diameter of the bearing part 30 and the diameter of the lower hollow cylinder 7, as well as by the suitable design of the bearing ring 34 upper of the maximum deflection of the tilting movement by the abutment of the lower edge of the lower hollow cylinder 7 on Edge of the bearing ring 34 is limited.
  • the foot part 1 consists only of a preferably circular plate 42, which in the preferred embodiment has the same diameter as the circular plate 40.
  • the intermediate piece 2 is mounted with its circular plate 40 on an annular elastically compressible element 41 arranged on the circular plate 42.
  • This element 41 can be designed, for example, as an air- or liquid-filled rubber hose or consist of foam rubber or a similar material.
  • the tensioning device 43 consists of a flexible element 44 fastened centrally on the surface of the circular plate 42, which projects through a central bore in the circular plate 40 and is held on the upper side of the circular plate 40 by means of a holding device 45.
  • the holding device may simultaneously allow 45, the continuously variable adjustment of the prestressing of the elastic element komprimier ⁇ cash 41st
  • the stop for the lateral tilting movement of the intermediate piece is determined by the maximum compressibility of the elastic element 41.
  • the embodiment shown in FIG. 6 has a rigid intermediate piece 2, which consists of a cylindrical part 50 and a preferably circular plate 51 arranged at the lower end thereof.
  • the foot part 1 is designed as a cylindrical hollow body, in the upper wall of which a central opening 52 is provided, the diameter of which is selected to be larger than the outer diameter of the cylindrical part 50.
  • the circular plate 51 of the intermediate piece 2 located in the interior of the foot part 1 has at its outer edge a plurality of vertically running bores 55, which are preferably arranged at equidistant intervals
  • vor ⁇ preferably cylindrical pins 53, which are connected with their ends depending ⁇ wells ver to the upper and lower wall of the foot part 1 ⁇ .
  • the outer diameter of the pins 53 is chosen by a certain amount smaller than the réelle manmes ⁇ ser of the holes 55 in the circular plate 51 to allow a tilting movement of the intermediate piece. 2
  • the circular plate 51 is mounted on coil springs 54, within which the pins 53 run.
  • Establishing a suffi ⁇ sponding vertical play for the outer portions of the circular plate 51 during tilting of the intermediate piece 2 between the upper wall of the foot part 1 and the upper surface of the circular plate 51 are arranged helical springs 54th
  • the characteristic of the unstable equilibrium of the seat device is determined by appropriate dimensioning of the screw springs 54, the coil springs 54 being able to be preloaded if necessary. If necessary, refer to the upper and lower coil springs 54 may be radially offset to one another angeord ⁇ be net.
  • the lateral tilting movement of the intermediate piece 2 is preferably limited in that the diameter of the bores of the circular plate 51 is matched to the diameter of the rods 53 running therein that a maximum permissible tilting angle is not exceeded. In this way, the maximum tilt angle inde ⁇ gig on the load of the seat device and the weight of the user.
  • the foot part 1 and the plate 51 do not necessarily have to be circular. Rather, both parts can in a known manner, wherein the resilient bearings described above are disposed in several or all arms of the star in star-fashion entspre ⁇ chender be formed RMIG.
  • FIG. 7 shows an embodiment of the invention, the properties of which can be derived approximately from a combination of the embodiments according to FIG. Figures 1 and 4 erge ⁇ ben. For this reason, the following Be ⁇ limited write-to-this embodiment underlying principle.
  • the intermediate piece 2 is held in a central, preferably circular opening of the foot part 1 by means of an annular rubber membrane 60.
  • the rubber membrane 60 can in this case be understood as an annular vibrating metal with a suitable spring characteristic, which holds the intermediate piece 2 essentially rigid in the vertical direction and tiltable in the foot part 1 in any lateral direction.
  • the rubber membrane 60 assumes the function of a device for returning the unloaded intermediate ⁇ piece or of the seat part to the neutral (vertical) position.
  • the rubber diaphragm 60 at the adjacent to the intermediate piece 2 has an annular surface or bevel phase 61, so that bordering creates a groove on ringfömige ⁇ on the intermediate piece.
  • the ter by further screwing or lots or middlemen "-Other geeigne ⁇ devices (for example by means of a Neten angeord above the ring 62 on the hissing ⁇ piece nut screwed 63) is adjustable bar, presses the Ring 62 the rubber membrane 60 of different thicknesses (both in the vertical and in the horizontal direction) together, so that in this way the desired hardness of the Fe ⁇ der strig the membrane can be adjusted.
  • the lateral tilting movement of the intermediate piece is limited, for example, by a limiting ring 64 arranged below the membrane 60 on the foot part 1, which ring is connected to the foot part by means of several arms 65.
  • the seat part 3 of this embodiment comprises a backrest 3a, however, has only such a low height that, although an improvement in the feeling of sitting he ⁇ sufficient, but not the active dynamic seat position ver ⁇ is deteriorated.

Landscapes

  • Chairs Characterized By Structure (AREA)
  • Forms Removed On Construction Sites Or Auxiliary Members Thereof (AREA)
  • Rehabilitation Tools (AREA)

Abstract

Un siège dynamique comprend un pied, une pièce intermédiaire reliée au pied et une partie formant siège reliée à la pièce intermédiaire. La partie formant siège (3) est reliée de manière rigide à la pièce intermédiaire (2) et la pièce intermédiaire (2) est reliée au pied (1) par un seul palier, de manière sensiblement rigide dans le sens vertical et inclinable dans toutes les directions latérales voulues. L'inclinaison latérale est limitée dans toutes les directions par une butée, et un ou plusieurs dispositifs de rappel permettent de ramener la pièce intermédiaire à la verticale lorsqu'elle n'est pas sollicitée.
EP93907850A 1992-03-27 1993-03-29 Siege dynamico-actif Expired - Lifetime EP0586675B1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE4210098 1992-03-27
DE4210098A DE4210098C2 (de) 1992-03-27 1992-03-27 Aktivdynamische Sitzvorrichtung
PCT/EP1993/000761 WO1993019647A1 (fr) 1992-03-27 1993-03-29 Siege dynamico-actif

Publications (2)

Publication Number Publication Date
EP0586675A1 true EP0586675A1 (fr) 1994-03-16
EP0586675B1 EP0586675B1 (fr) 2001-01-17

Family

ID=6455236

Family Applications (1)

Application Number Title Priority Date Filing Date
EP93907850A Expired - Lifetime EP0586675B1 (fr) 1992-03-27 1993-03-29 Siege dynamico-actif

Country Status (6)

Country Link
US (1) US5524967A (fr)
EP (1) EP0586675B1 (fr)
JP (1) JP3555949B2 (fr)
AT (1) ATE198695T1 (fr)
DE (2) DE4210098C2 (fr)
WO (1) WO1993019647A1 (fr)

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DE19504121A1 (de) * 1995-02-08 1996-08-14 Josef Gloeckl Pendelhocker mit zentral unter der Sitzfläche angeordneter Kontakteinrichtung
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DE29709558U1 (de) * 1997-06-02 1997-09-18 Gloeckl Josef Barhocker
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US6386635B1 (en) * 2000-08-18 2002-05-14 Gary A. Ralph Shock absorbing boat seat assembly
DE50111943D1 (de) * 2000-10-12 2007-03-15 Vitra Patente Ag Lagerung für einen Sitz
NL1017456C2 (nl) * 2001-02-27 2002-08-29 Robertus Hendrikus Veldhoven Zitstoel of zitkruk.
NL1018178C2 (nl) * 2001-05-30 2002-12-03 Gio Holding B V Zitmeubel.
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US6863017B2 (en) * 2003-03-14 2005-03-08 David Charles Safety seat for a marine craft or other vehicle
DE10338549A1 (de) * 2003-08-19 2005-03-24 GLÖCKL, Josef Pendelstuhl
DE102004002231B3 (de) * 2004-01-07 2005-04-14 Gunter Kubatsch Dynamische Sitzvorrichtung
MX2007003264A (es) * 2004-09-20 2007-10-11 Joseph John Jingle Soporte autoestable.
US7914238B2 (en) * 2004-09-20 2011-03-29 Anthony John Spencer Spearing Free standing support
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DE102007027578A1 (de) * 2007-06-12 2008-12-18 Bock 1 Gmbh & Co. Kg Sitzhöhenverstellung für einen Bürostuhl
DE202007011750U1 (de) * 2007-08-22 2007-11-22 GLÖCKL, Josef Pendel-Hocker
DE202008017086U1 (de) 2008-12-24 2009-03-05 Fritz Becker Kg Bewegungsstuhl
DE102010036226B4 (de) 2010-08-30 2013-12-12 Dietrich Maier Aktivdynamische Sitzeinrichtung
AT12867U1 (de) * 2011-05-04 2013-01-15 Eckhard Dipl Ing Hansen Sitzmöbel
EP2721965B1 (fr) * 2012-10-19 2015-05-06 aeris GmbH Meuble destiné à s'asseoir avec sécurité anti-rotation
DE102013102034B4 (de) 2012-10-19 2014-10-30 Josef Glöckl Rückstellvorrichtung zum selbsttätigen Einstellen der Rückstellkraft
DE102014000386A1 (de) 2014-01-10 2015-07-16 Eberhard Lenz Bewegliches Sitzlager
JP6339841B2 (ja) * 2014-03-31 2018-06-06 飛騨産業株式会社 椅子
JP6739161B2 (ja) * 2015-11-06 2020-08-12 株式会社オカムラ 椅子
ES2887631T3 (es) 2016-05-24 2021-12-23 Maria Terese Engell Silla de equilibrio
US9763520B1 (en) * 2016-08-15 2017-09-19 Oasychair Co., Ltd Reclinable office chair
WO2018034139A1 (fr) * 2016-08-18 2018-02-22 株式会社クオリ Tabouret de table ou chaise longue inclinable
GB2559125B (en) 2017-01-25 2019-01-23 High Street Tv Group Ltd Exercise device for squat movement
US10034547B1 (en) 2017-03-03 2018-07-31 Oasyschair Co., Ltd. Reclinable office chair
US10765214B2 (en) * 2017-06-02 2020-09-08 Inventor Group Gmbh Guide spring for a seating device and sprung seating device
US10602849B2 (en) * 2017-06-30 2020-03-31 Aaron Flax Cass Active sitting device with central pivot
DE112019000376A5 (de) 2018-01-10 2020-09-17 Aeris Gmbh Stuhl mit einem selbstjustierenden gelenk
IT201900003255A1 (it) * 2019-03-06 2020-09-06 Donati Spa Base di appoggio per una seduta oscillante
US12226268B2 (en) 2019-05-27 2025-02-18 Restand Medic Ltd. Ergonomic pelvic support platform
US20220240681A1 (en) * 2019-06-10 2022-08-04 Inventor Group Gmbh Tiltable Stool
US10966528B1 (en) * 2019-08-08 2021-04-06 Ronald B. Johnson Spring stool
DE102020103861B3 (de) * 2020-02-14 2021-04-29 Hellstern medical GmbH Operationsstuhl
DE102020116642A1 (de) 2020-06-24 2021-12-30 Aeris Gmbh Stuhl bzw. ein Gelenksystem für einen Stuhl oder eine Sitzvorrichtung
DE102021110612A1 (de) 2021-04-26 2022-10-27 Aeris Gmbh Aktivdynamisches Sitzmöbel
US20230397728A1 (en) * 2021-11-01 2023-12-14 Kinetic Furniture Of Vermont Inc. Active chair activity tracking system

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Also Published As

Publication number Publication date
DE4210098C2 (de) 1995-10-19
DE4210098A1 (de) 1993-09-30
EP0586675B1 (fr) 2001-01-17
DE4244657A1 (de) 1993-10-14
US5524967A (en) 1996-06-11
DE4244657C2 (de) 1998-11-26
ATE198695T1 (de) 2001-02-15
WO1993019647A1 (fr) 1993-10-14
JP3555949B2 (ja) 2004-08-18
JPH07503393A (ja) 1995-04-13

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