EP1772131A1 - Ensemble de dossier pour ensembles de siège, notamment pour fauteuil roulant ou fauteuil roulant aidant le patient à se mettre debout;fauteils roulants de ces types. - Google Patents
Ensemble de dossier pour ensembles de siège, notamment pour fauteuil roulant ou fauteuil roulant aidant le patient à se mettre debout;fauteils roulants de ces types. Download PDFInfo
- Publication number
- EP1772131A1 EP1772131A1 EP06405429A EP06405429A EP1772131A1 EP 1772131 A1 EP1772131 A1 EP 1772131A1 EP 06405429 A EP06405429 A EP 06405429A EP 06405429 A EP06405429 A EP 06405429A EP 1772131 A1 EP1772131 A1 EP 1772131A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- backrest
- unit according
- armrests
- frame
- 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.)
- Withdrawn
Links
Images
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
- A61G5/10—Parts, details or accessories
- A61G5/12—Rests specially adapted therefor, e.g. for the head or the feet
-
- 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
- A61G5/1056—Arrangements for adjusting the seat
- A61G5/1067—Arrangements for adjusting the seat adjusting the backrest relative to 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
- A61G5/14—Standing-up or sitting-down aids
-
- 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
- A61G2203/00—General characteristics of devices
- A61G2203/70—General characteristics of devices with special adaptations, e.g. for safety or comfort
- A61G2203/74—General characteristics of devices with special adaptations, e.g. for safety or comfort for anti-shear when adjusting furniture
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S297/00—Chairs and seats
- Y10S297/04—Wheelchair
Definitions
- the EP 0960614 shows a chair whose backrest on both sides has an angle which is pivotally connected to a plate of the seat frame.
- the armrests are hinged to the backrest by means of a U-shaped support.
- the U-shaped support has at the bottom a pin which engages in a curved slot in said plate of the seat frame.
- a linear motor which is coupled via a transmission with two angles of the backrest, the backrest can be pivoted.
- the armrests are pivoted.
- the curved slot which controls the pivoting of the armrests, is designed so that, for example, when the backrest is tilted 60 degrees backwards, the armrests are only pivoted by 30 degrees.
- the disadvantage is that with a pivoting of the backrest, the armrests are not kept practically horizontal.
- Another disadvantage is that the chair does not allow lateral transfer movement of a disabled user from the chair to the bed, because the U-shaped support with armrest does not clear the way.
- it is disadvantageous that, when the backrest is pivoted, there is no displacement of the backrest in relation to the pivot axis. This requires that the articulated connection of the backrest must be arranged with the seat frame at the height of the hip joint of the chair user, so that during pivoting of the backrest does not occur relative movement between the back of the user and the backrest, which causes the so-called shirt pull-out effect.
- the backrest unit should not make it impossible or hinder lateral transfer of chair users.
- this object is achieved in which a backrest unit according to claim 1.
- This backrest unit has the advantage that the stabilizing mechanism, regardless of the inclination of the backrest holds the armrests practically horizontal.
- the armrests can also have a certain inclination. Since the armrests are attached to the backrest, they are lowered when tilting the backrest together with the backrest, so that in the lying position the user's arms are practically parallel to his body. There is thus in no position of the backrest the risk that the user's arms slide from the armrests and the user, depending on his disability, may no longer be able to operate the controller.
- Another advantage of the back unit according to the invention is that it does not require a support for the armrests, which hinders a lateral transfer of the chair user.
- the backrest frame has two mutually parallel columns, which are hinged at the bottom of a base part.
- the backrest has a guide on each side, which partially encloses a pillar.
- the columns are connected at the top by a connector.
- the tilt adjustment, z.Bsp. a linear motor is connected to the base part and the connecting piece of the columns.
- the linear motor When operating the linear motor, the distance between the base part and connector is reduced or increased, so that the inclination of the backrest is increased or decreased.
- means are provided to move the backrest in the direction of the pivot axis when tilting the backrest frame.
- This advantageously serves a rope, band or the like, which represents a connection from the base part forth via the connecting piece to the backrest.
- the backrest unit is suitable for Use with different wheelchair makes.
- the base part advantageously means, z.Bsp. a connecting arm, to attach the backrest unit to the wheelchair.
- the stabilizing mechanism has a lever arm arranged on the arm, which is hinged to one end of a connecting member, the other end is arranged on the backrest frame.
- the armrest can be kept practically stable when pivoting the backrest in a simple manner.
- the length of the connecting member is advantageously adjustable. This allows it z.Bsp. to make a setting that causes the front part of the armrest to be slightly raised with respect to the rear part. So it is a good adaptation to the needs of the chair user possible.
- the connecting member consists of two releasably connected with screws limbs.
- the stabilizing mechanism may have a arranged on the armrest lever arm, as already described, on the one hand a rope length to the backrest frame has the function of a connecting member and on the other hand ensures the rope when erecting the Aufrichtrollaynes for practically horizontal posture of the armrest.
- the invention also relates to a wheelchair or upright wheelchair with a backrest unit according to the invention.
- the backrest unit shown in Figures 1 and 2 has a pivotable about the pivot axis 11 backrest frame 13.
- This has two mutually parallel columns 15, which are interconnected by a connecting piece 17.
- the backrest frame 13 is integrally formed from a piece of pipe.
- the straight columns 15 of the backrest frame 13 are hinged at the bottom at 11 on the base part 21, which has a connecting arm 23 for attachment to a seat device. But it would also be possible to direct the backrest frame 13 directly to the seat device.
- the backrest 25 has on each side of a guide 27 which encloses the associated column 15 partially. The backrest 25 is thus displaceable in the backrest frame 13.
- the armrests 29 are pivotally mounted on the backrest 25 about the axis 26. They are held by a stop 31 in the position shown in Figures 1 and 2.
- An adjusting screw 32 allows easy adjustment of the angular position of the armrest 29. Regardless, however, the armrests 29 can be pivoted upwards in a vertical position. If the armrest 29 is pivoted from above, the way is clear for a lateral transfer of the chair user.
- the reference numeral 30 denotes a control member.
- Ne Ne
- this is a linear motor which is hinged at the bottom of the base member 21 at 34 and with its push rod 35 at the top of the backrest frame 13 at 36.
- means 43 are provided, which move the backrest 25 in the direction of the pivot axis 11 when tilting the backrest frame 13 to the rear.
- a band 43 (partially omitted in FIG. 1) may serve to connect the base member 21 around the connector 17 to the carrier 44 of the seat back 25. As shown in FIG.
- one end of the strap 43 is adjustably fixed to a stationary part 45 of the linear motor 33 by means of a clamp 46, while the other end of the strap 43 is fixed to the backrest carrier 44.
- the push rod 35 of the linear motor 33 moves down to increase the inclination of the backrest 25, the backrest 25 suspended from the belt 43 also moves downwards due to gravity. It would also be possible to forcibly move the backrest; by z.Bsp. a band from the lower part of the carrier 44 is guided over a deflection to the push rod 35.
- a stabilizing mechanism 51 which holds the armrests 29 practically horizontally independent of the inclination of the backrest 25.
- This stabilizing mechanism 51 has a arranged on the armrest 29 lever arm 53 which is articulated to one end of a connecting member 55, the other end is hinged by means of a height-adjustable clamp 60 on the back frame 13 at 56.
- the length of the connecting member 55 is adjustable.
- it has two mutually adjustable members 57, 59 which are connected to each other with screws (not shown).
- the member 59 has a longitudinal slot 61.
- Figures 3a to 3c show different Swivels at minimum length of the pivoting member 55 and Figures 4a to 4c at maximum length of the pivoting member 55th
- the armrest 29 is also height adjustable according to the stature of the user. If the armrest 29 is to be raised, the clamp 46 is released, pulled by pulling the band 43 of the carrier 44 with the armrest up and the terminal 46 tightened again. This can be raised after loosening the clamp 60, the pivot point 56 and fixed by tightening the clamp in the higher position again.
- FIGS. 3 a to 3 c and 4 a to 4 c show the behavior of the armrest 29 in different pivotal positions with a maximum of a short and a maximum of a long connecting member 55.
- Figure 5 shows another embodiment of the backrest unit and that for their use in a Aufrichtrollstuhl.
- This embodiment differs substantially from the previously described embodiment in that the rigid material connecting member 55 has been replaced by a cable length 55 'between the lever arm 53 and a guide roller 58, which acts in tilting the backrest 25 in the same way, as previously described.
- the train on the rope length 55 "ensures that the armrest 29 remains practically horizontal even in the erecting position of the Aufrichtrollaynes.
- the backrest unit has a pivotable about the pivot axis 11 of the base member 21 backrest frame 13.
- the backrest 25 is slidably disposed.
- the tilting and erection of the backrest frame 13 together with the backrest 25 is a linear motor 33, with which the distance between the base part 21 and the portion 17 of the backrest frame 13 can be reduced or increased.
- a band 43 extends from a stationary part 45 of the linear motor 33 via the portion 17 to the backrest support 44.
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Chairs For Special Purposes, Such As Reclining Chairs (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH01628/05A CH699172B1 (de) | 2005-10-10 | 2005-10-10 | Rückenlehneneinheit für Sitzeinrichtungen, insbesondere für Roll- und Aufrichtrollstühle; Rollstuhl und Aufrichtrollstuhl. |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1772131A1 true EP1772131A1 (fr) | 2007-04-11 |
Family
ID=35676122
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06405429A Withdrawn EP1772131A1 (fr) | 2005-10-10 | 2006-10-06 | Ensemble de dossier pour ensembles de siège, notamment pour fauteuil roulant ou fauteuil roulant aidant le patient à se mettre debout;fauteils roulants de ces types. |
Country Status (3)
Country | Link |
---|---|
US (1) | US7419216B2 (fr) |
EP (1) | EP1772131A1 (fr) |
CH (1) | CH699172B1 (fr) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009058077A1 (fr) | 2007-10-30 | 2009-05-07 | Combimobil Ab | Siège multifonction avec accoudoir réglable |
US8240754B2 (en) | 2008-04-08 | 2012-08-14 | GM Global Technology Operations LLC | Motor vehicle seat having a wing rest having cover plate and seating configuration having such a motor vehicle seat |
US8240753B2 (en) | 2008-04-08 | 2012-08-14 | GM Global Technology Operations LLC | Motor vehicle seat with pivotable wing rests and seat arrangement with such a motor vehicle seat |
US8496290B2 (en) | 2008-04-08 | 2013-07-30 | GM Global Technology Operations LLC | Motor vehicle seat with preloaded wing-rest and seat arrangement with such a motor vehicle seat |
EP2621445B1 (fr) | 2010-10-01 | 2016-09-07 | Permobil AB | Système de dossier pour fauteuil roulant |
US11419424B2 (en) * | 2019-06-04 | 2022-08-23 | Anatoli Chernin | Chair backrest adjustment mechanism |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7455362B2 (en) * | 2005-07-14 | 2008-11-25 | Kids Up, Inc. | Adjustable motion wheel chair |
US9782319B2 (en) * | 2008-11-27 | 2017-10-10 | Medical Technology Industries, Inc. | Articulated chair having universal reclining armrest system |
US7862123B2 (en) | 2008-11-27 | 2011-01-04 | Medical Technologies Industries | Articulated chair having universal reclining armrest system |
TWM378690U (en) * | 2009-12-01 | 2010-04-21 | Chi Bo Industry Co Ltd | Machine capable of adjusting gap between seat pad and back cushion |
FR2965716B1 (fr) * | 2010-10-12 | 2013-08-16 | Segula Matra Technologies | Fauteuil roulant equipe d'au moins un accoudoir |
NL2012748B1 (nl) * | 2014-05-02 | 2016-03-23 | H A Peereboom Holding B V | Hulpmiddel voor het geleiden van een persoon vanuit een zittende stand naar een staande stand en vice versa. |
TWI566721B (zh) * | 2014-07-24 | 2017-01-21 | Merits Health Products Co Ltd | Backrest device |
EP2997946B1 (fr) * | 2014-09-19 | 2017-04-19 | Permobil AB | Fauteuil roulant électrique équipé d'un dispositif de réglage d'accoudoir |
JP6634108B2 (ja) * | 2018-02-27 | 2020-01-22 | コイト電工株式会社 | 座席装置 |
US11478082B2 (en) * | 2020-12-22 | 2022-10-25 | Barbara Gervais | Care chair |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5634688A (en) * | 1996-04-18 | 1997-06-03 | Homecrest Industries, Incorporated | Reclining chair |
EP0960614A2 (fr) * | 1998-05-28 | 1999-12-01 | Kugle A/S | Garnitures et fauteuil destiné à être utilisé avec de telles garnitures |
US6158810A (en) * | 1998-11-17 | 2000-12-12 | Galloway; Robert | Chair back tilt apparatus |
US6212713B1 (en) * | 1999-08-09 | 2001-04-10 | Midmark Corporation | Examination table with sliding back section |
US20050088024A1 (en) * | 2003-10-08 | 2005-04-28 | Rozaieski Michael J. | Reclining seat with movable back support |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
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US3025108A (en) * | 1959-10-08 | 1962-03-13 | Ritter Co Inc | Dental chair |
US3414324A (en) * | 1965-07-27 | 1968-12-03 | S S White Company | Adjustable chair |
US3578379A (en) * | 1967-12-28 | 1971-05-11 | Pennwalt Corp | Adjustable chair |
FR1594804A (fr) | 1968-11-20 | 1970-06-08 | ||
US4390076A (en) * | 1979-08-01 | 1983-06-28 | The United States Of America As Represented By The Secretary Of The Navy | Integrated wheelchair and ambulator |
US4632450A (en) * | 1984-11-21 | 1986-12-30 | Cambridge Technologies, Inc. | Convertible wheelchair/litter |
IT1200176B (it) * | 1986-07-18 | 1989-01-05 | Castellini Spa | Struttura per poltrone con sedile e schienale mobili, in particolare per uso odontoiatrico |
US4968095A (en) * | 1987-11-23 | 1990-11-06 | Moyers, Inc. | Seat back arm recliner |
DE3814758C2 (de) * | 1988-04-30 | 1999-08-05 | Lear Corp | Armstützenlenkeranordnung für einen Fahrzeugsitz |
US5190349A (en) * | 1990-03-29 | 1993-03-02 | A-Dec, Inc. | Dental chair |
NL9001053A (nl) * | 1990-05-02 | 1991-12-02 | Revab Bv | Biomechanische zit-ligondersteuning. |
GB9209787D0 (en) * | 1992-05-06 | 1992-06-17 | Robert Pringle Engineers Ltd | Jacks and dentists or other chairs |
US5366036A (en) | 1993-01-21 | 1994-11-22 | Perry Dale E | Power stand-up and reclining wheelchair |
US6079787A (en) * | 1996-07-26 | 2000-06-27 | Nichols; Kurt O. | Armrest mechanism for dental chairs |
US5984408A (en) * | 1998-01-08 | 1999-11-16 | Bujaryn; L. Walter | Compound lever and armrest mounting assemblies |
US6425635B1 (en) * | 1999-11-01 | 2002-07-30 | Invacare Corporation | Weight-shifting reclining and tilting wheelchair seat |
US6361114B1 (en) * | 2000-01-06 | 2002-03-26 | Dura Global Technologies, Inc. | Self-leveling chair arm |
US6533353B2 (en) * | 2001-01-30 | 2003-03-18 | Craig D. Johnston | Lift chair with adjustable arm rests |
US7125080B1 (en) * | 2002-10-23 | 2006-10-24 | Electric Mobility Corporation | Foldable armrest for chair |
US6715836B1 (en) * | 2003-04-29 | 2004-04-06 | Yuan-Min Chen | Armrest of a chaise longue |
-
2005
- 2005-10-10 CH CH01628/05A patent/CH699172B1/de not_active IP Right Cessation
-
2006
- 2006-10-06 EP EP06405429A patent/EP1772131A1/fr not_active Withdrawn
- 2006-10-10 US US11/545,466 patent/US7419216B2/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5634688A (en) * | 1996-04-18 | 1997-06-03 | Homecrest Industries, Incorporated | Reclining chair |
EP0960614A2 (fr) * | 1998-05-28 | 1999-12-01 | Kugle A/S | Garnitures et fauteuil destiné à être utilisé avec de telles garnitures |
US6158810A (en) * | 1998-11-17 | 2000-12-12 | Galloway; Robert | Chair back tilt apparatus |
US6212713B1 (en) * | 1999-08-09 | 2001-04-10 | Midmark Corporation | Examination table with sliding back section |
US20050088024A1 (en) * | 2003-10-08 | 2005-04-28 | Rozaieski Michael J. | Reclining seat with movable back support |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2009058077A1 (fr) | 2007-10-30 | 2009-05-07 | Combimobil Ab | Siège multifonction avec accoudoir réglable |
EP2214536A1 (fr) * | 2007-10-30 | 2010-08-11 | Combimobil Ab | Siège multifonction avec accoudoir réglable |
EP2214536A4 (fr) * | 2007-10-30 | 2014-07-30 | Combimobil Ab | Siège multifonction avec accoudoir réglable |
US8240754B2 (en) | 2008-04-08 | 2012-08-14 | GM Global Technology Operations LLC | Motor vehicle seat having a wing rest having cover plate and seating configuration having such a motor vehicle seat |
US8240753B2 (en) | 2008-04-08 | 2012-08-14 | GM Global Technology Operations LLC | Motor vehicle seat with pivotable wing rests and seat arrangement with such a motor vehicle seat |
US8496290B2 (en) | 2008-04-08 | 2013-07-30 | GM Global Technology Operations LLC | Motor vehicle seat with preloaded wing-rest and seat arrangement with such a motor vehicle seat |
EP2621445B1 (fr) | 2010-10-01 | 2016-09-07 | Permobil AB | Système de dossier pour fauteuil roulant |
US10016322B2 (en) | 2010-10-01 | 2018-07-10 | Permobil Ab | Wheelchair backrest assembly |
US11419424B2 (en) * | 2019-06-04 | 2022-08-23 | Anatoli Chernin | Chair backrest adjustment mechanism |
Also Published As
Publication number | Publication date |
---|---|
US7419216B2 (en) | 2008-09-02 |
CH699172B1 (de) | 2010-01-29 |
US20070085396A1 (en) | 2007-04-19 |
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