EP0404574A2 - Chaise roulante - Google Patents
Chaise roulante Download PDFInfo
- Publication number
- EP0404574A2 EP0404574A2 EP90306802A EP90306802A EP0404574A2 EP 0404574 A2 EP0404574 A2 EP 0404574A2 EP 90306802 A EP90306802 A EP 90306802A EP 90306802 A EP90306802 A EP 90306802A EP 0404574 A2 EP0404574 A2 EP 0404574A2
- Authority
- EP
- European Patent Office
- Prior art keywords
- engaging
- members
- frame member
- link
- seat back
- 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
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
- A61G5/1056—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
- A61G5/1054—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
-
- 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
Definitions
- the present invention relates to wheelchairs.
- the present invention relates to wheelchairs having reclinable seat backs.
- the seat back panel is supported by a pair of side posts pivotally connected to the wheelchair chassis proximate the rear edge of the seat bottom.
- a telescoping strut is connected between the upper end of each side post and a point on the chassis. The struts elongate as the seat back is moved toward an upright position and contract as the seat back is reclined.
- each strut comprises a tubular lower member pivotally connected to the chassis below and behind the seat bottom and a rod-shaped upper member pivotally connected to one of the side posts and received in the lower member.
- the handles for the wheelchair are fixed to the upper ends of the upper strut members, which are rotatable about the strut axes
- the outer surface of the upper strut member received in the lower strut member has a longitudinally extending flat formed therein and includes threads formed over the remainder of its circumference. These threads mesh with a threaded engagement member brazed on the lower strut member to lock the seat back in a desired angular position relative to the seat bottom.
- the present invention is intended to provide a wheelchair with a reclining seat back that can be adjusted easily while the wheelchair is occupied.
- the present invention also is intended to provide a reclining seat back with a release mechanism actuated in a manner that will naturally resist sudden downward movement of the seat back.
- the present invention seeks to overcome the problems of prior art reclining wheelchairs by providing in its preferred embodiments a spring support mechanism that urges the seat back toward an upright position and by providing a Bowden cable release mechanism that can be operated by pulling up on actuating levers while gripping the wheelchair handles.
- the reclining seat back assembly of this invention is for a wheelchair having a chassis supporting a generally horizontal seat bottom and comprises a frame member pivotable relative to the seat bottom through a range of angles, an extendable strut including a hollow outer strut member and an inner strut member, and means for releasably locking the frame member at a desired angle relative to the seat bottom.
- the frame member has a proximal end and a distal end, the proximal end being pivotally connected to the chassis proximate the seat bottom.
- the outer strut member has an open first end and a second end
- the inner strut member has a first end and a second end received within the outer strut member through the first end of the outer strut member.
- One of the second end of the outer strut member and the first end of the inner strut member is pivotally connected to the chassis.
- the other of the second end of the outer strut member and the first end of the inner strut member is pivotally connected to the frame member at the distal end thereof.
- the inner strut member slides relative to the outer strut member when the frame member is pivoted relative to the seat bottom.
- the inner strut member has adjacent the lower end thereof a first engaging surface with a toothed profile.
- the locking means includes an engaging member movably mounted on the outer strut member, and the engaging member includes a second engaging surface having a profile complementary to the first engaging surface of the inner strut member.
- the locking means also includes means for biasing the second engaging surface of the engaging member into engagement with the first engaging surface of the inner strut member to prevent movement of the inner strut member relative to the outer strut member.
- the locking means further includes actuating means mounted on the frame member at the distal end thereof and means for linking the actuating means to the engaging member so that movement of the actuating means moves the engaging member against the biasing means to disengage the first and second engaging surfaces and permit movement of the inner strut member relative to the outer strut member.
- the seat back assembly broadly comprises a frame member having a proximal end pivotally connected to the chassis proximate the seat bottom and a distal end, the frame member being pivotable relative to the seat bottom between an upright position and a reclined position, and means for urging the frame member to pivot toward the upright position.
- the urging means includes a lever ram fixed to the frame member at the proximal end thereof, an extendable link assembly including a first link member having a first end pivotally connected to the lever arm and a second link member having a second end pivotally connected to the chassis, and a spring connected between the first and second link members.
- the first and second link members move relative to each other along a common link axis as the frame member is pivoted relative to the seat bottom, with the distance between the first end of the first link member and the second end of the second link member decreasing as the frame member is pivoted toward the upright position and increasing as the frame member is pivoted toward the reclined position.
- the spring urges the first and second ends toward each other to urge the frame member toward the upright position.
- FIG. 1 is a side elevational view of a wheelchair, designated generally by reference numeral 10, that incorporates an embodiment of the reclining seat back assembly of the present invention.
- Wheelchair 10 includes chassis 12, which as shown in FIG. 2 includes left and right chassis halves 12A and 12B. Chassis halves 12A and 12B are connected in a parallel, spaced-apart relationship by a pair of cross braces (not shown). Wheelchair 10 is supported by a pair of driving wheels 14 and a pair of swivelable caster wheels 16. FIG. 1 shows only the left-side driving wheel 14 and caster wheel 16.
- each chassis half 12A, 12B includes lower chassis bar 18, which is substantially horizontal, and L-shaped upper chassis bar 20. Chassis bars 18 and 20 are connected together by vertical connecting bar 22. Lower chassis bar 18, upper chassis bar 20, and connecting bar 22 preferably are connected by welding to provide rigid chassis halves 12A and 129.
- Wheelchair 10 further includes a pair of seat support bars 24, each of which is mounted on the horizontal portion of upper chassis bar 20 of one chassis half 12A, 12B. Only one seat support bar 24 is shown in FIG. 1.
- Wheelchair 10 also includes substantially horizontal seat bottom panel 26 connected between support bars 24.
- Seat bottom panel 26 preferably is connected to seat support bars 24 by threaded fasteners 27.
- Wheelchair 10 also includes a pair of C-shaped armrests 28, one of which is shown with phantom lines in FIG. 1.
- Each chassis half 12A, 12B includes forward armrest socket 30 mounted on upper chassis bar 20 and rearward armrest socket 32 mounted on connecting bar 22. The ends of armrest 28 fit into and are supported by sockets 30 and 32.
- wheelchair 10 is provided with a reclining seat back assembly, generally designated by reference numeral 34.
- the reclining seat back assembly of this invention includes frame member 36 having a proximal end 38 and a distal end 40. Proximal end 38 of frame member 36 is pivotally connected to chassis 12 proximate seat bottom panel 26. With reference to FIG. 3, which shows the inside-facing portion of the right side of wheelchair 10, frame member 36 is pivotable relative to the horizontal seat bottom through a range of angles, from an upright position shown with solid lines to a reclined position shown with phantom lines.
- frame member 36 preferably includes a pair of parallel, spaced-apart side posts 42, each of which includes a proximal end 44 and a distal end 46. Each proximal end 44 is pivotally connected to upper clevis 48 mounted atop connecting bar 22 of its respective chassis half 12A, 12B. Each side post 42 pivots about pivot pin 50 passing through upper clevis 48 and proximal end 44.
- Frame member 36 also includes a handle 52 fixed to each side post 42 at distal end 46.
- a handgrip 53 preferably formed of resilient foam rubber, is fitted over each handle 52 to provide greater comfort for the wheelchair attendant.
- seat back panel 54 is connected between side posts 42. Seat back panel 54 preferably is fastened to side posts 42 by threaded fasteners 55.
- wheelchair 10 preferably includes connecting bar 56 linking side posts 42 together.
- Each side post 42 includes connector bracket 58 proximate handle 52.
- Connector bar 56 is connected to connector brackets 58 by threaded knobs 60, only one of which is shown in FIG. 2.
- seat back assembly 34 includes at least one extendable strut 62 including a hollow outer strut member 64 and an inner strut member 66.
- the lower end of outer strut member 64 is pivotally connected to chassis 12, and the upper end of inner strut member 66 is pivotally connected to frame member 36 proximate distal end 40.
- strut 62 contracts as frame member 36 is pivoted toward the reclined position and elongates as frame member 36 is pivoted toward the upright position.
- seat back assembly 34 preferably includes a pair of struts 62.
- Each outer strut member 64 has a lower end 68 pivotally connected to lower clevis 70 mounted on the rearward end of lower chassis bar 18.
- Lower end 68 preferably is angled rearwardly from the remaining portion of outer strut member 68.
- Upper end 72 of each inner strut member 66 is pivotally connected to distal end 46 of a side post 42. Specifically, each upper end 72 is pivotally connected to strut bracket 74 mounted on side post 42 via pin 76.
- Lower end 78 of inner strut member 66 is received within outer strut member 64 through the open upper end 80 of outer strut member 64.
- each inner strut member 66 has adjacent its lower end 78 a first engaging surface 82 with a toothed profile.
- the toothed profile of first engaging surface 82 preferably comprises helical threads.
- each outer strut member 64 includes means for rotatably supporting a wheelchair driving wheel.
- the wheel supporting means includes driving wheel bearings 83, one of which is fixed to each outer strut member 64 proximate its lower end 68, as shown in FIG. 1.
- Bearings 83 rotatably support driving wheels 14 on outer strut members 64. Consequently, as frame member 36 is pivoted toward its reclined position, as shown in FIG. 3, driving wheels 14 move rearwardly to provide more secure support for the patient sitting in wheelchair 10.
- reclining seat back assembly 34 includes means for releasably locking frame member 36 at a desired angle relative to the seat bottom.
- the locking means of this invention includes engaging member 84 movably mounted on each outer strut member 64.
- Engaging member 84 includes second engaging surface 86 having a profile complementary to first engaging surface 82 of inner strut member 66.
- Engaging member 84 preferably is a half nut with second engaging surface 86 comprising helical threads that mate with first engaging surface 82.
- first and second engaging surfaces 82 and 86 can comprise a variety of complementary profiles other than helical threaded profiles.
- Engaging member 84 is disposed within aperture 88 formed in the inwardly facing surface of each outer strut member 64 to permit engagement between engaging surfaces 82 and 86.
- the locking means of the present invention also includes means for biasing second engaging surface 86 of each engaging member 84 into engagement with first engaging surface 82 of its respective inner strut member 66 to prevent movement of inner strut members 66 relative to outer strut members 64, thereby locking frame member 36 at a desired angle.
- the biasing means of this invention includes a pair of coil springs 90, each of which is contained within a spring housing 92 mounted on each outer strut member 64 and covering aperture 88.
- Spring housing 92 is secured to outer strut member 64 by mounting strap 94, bolts 96, and nuts 98.
- coil spring 90 is disposed between spring seat 100 of spring housing 92 and spring face 102 of engaging member 84.
- the locking means of reclining seat back assembly 34 further includes a pair of actuating levers 104 pivotally mounted on frame member 36 at the distal end thereof. Specifically, each actuating lever 104 is pivotally connected to a lever bracket 106 fixed to distal end 46 of each side post 42 immediately beneath handle 52.
- the locking means of this invention also includes means for linking actuating lever 104 to engaging member 84 so that pivoting actuating lever 104 in a preselected direction moves engaging member 84 against the biasing means of coil spring 90 to disengage first and second engaging surfaces 82, 86 and permit movement of inner strut members 66 relative to outer strut members 64.
- the linking means of this invention includes a pair of Bowden cable assemblies 108.
- Each Bowden cable assembly 108 includes a sheathed wire 110 having engaging lugs 112 and 113 at its upper and lower ends, respectively.
- Each Bowden wire assembly 108 is connected to a respective side post 42 by straps 114.
- Engaging lug 112 at the upper end of each Bowden cable assembly is connected to actuating lever 104, and the lower engaging lug 113 is connected to engaging member 84.
- Actuating levers 104 and engaging members 84 are provided with slots to accommodate engaging lugs 112, 113.
- Bowden cable assembly 108 also includes upper and lower ferrules 116 and 117, which are threaded into strut bracket 74 and spring housing 92, respectively. Ferrules 116, 117 preferably are secured in place by nuts 118.
- each engaging lug 112 is displaced upwardly, which causes lower engaging lug 113 and connected engaging member 84 to be displaced away from inner strut member 66 (to the left as seen in FIGS. 5 and 6) thereby disengaging second engaging surface 86 from first engaging surface 82.
- inner strut members 66 are released from the locking means and frame member 36 can be pivoted to the desired seat back angle.
- springs 90 force engaging members 84 back into engagement with inner strut members 66, thereby relocking frame member 36.
- actuating levers 104 can be located in a number of positions, it is preferred to position them immediately beneath handles 52 and to orient the Bowden cable assembly so that upward pivoting of levers 104 disengages engaging member 84.
- the wheelchair attendant imparts an upward force on the seat back assembly when disengaging the locking means. Consequently, the attendant is better able to support the weight of the released seat back, which is particularly important when the wheelchair is occupied by a patient.
- the reclining seat back assembly of this invention includes means for urging frame member 36 to pivot toward an upright position relative to the seat bottom.
- the urging means of this invention includes a pair of lever arms 120, each of which is fixed to proximal end 44 of a side post 42.
- lever arm 120 is T-shaped, with its cross arm perpendicular to side post 42. Each lever arm 120 extends beyond pivot pin 50 of its respective side post.
- the urging means of this invention also includes an extendable link assembly 122.
- link assembly 122 includes tubular first link member 124 and second tubular link member 126.
- Second link member 126 has a smaller diameter than first link member 124, is received within first link member 124, and can slide axially with respect to first link member 124 along a link axis 128.
- Affixed to the upper end of first link member 124 is connecting rod 130, which is pivotally connected to one end of the cross arm of lever arm 120 by pin 132.
- lower end 134 of second link member 126 is pivotally connected to mounting lug 136 affixed to the underside of lower chassis bar 18 by pin 138.
- FIG. 1 As shown in FIG.
- first and second link members 124, 126 move relative to each other along link axis 128 as frame member 36 is pivoted between the upright position shown with solid lines and the reclined position shown with phantom lines.
- the distance between connecting bar 130 at the upper end of first link member 124 and lower end 134 of second link member 126 decreases as frame member 36 is pivoted toward the upright position and increases as frame member 36 is pivoted toward the reclined position.
- a spring is connected between first link member 124 and second link member 126 to urge contraction of link assembly 122 and urge frame member 36 toward the upright position.
- the spring comprises coil tension spring 140, which has one end connected to pin 138 at lower end 134 and a second end connected to pin 142 at the upper end of first link member 124.
- link assembly 122 includes first link member 142, which is comprised of piston rod 144 having is upper end pivotally connected to lever arm 120 by pin 146. Piston head 148 is fixed to the lower end of piston rod 144.
- First link member 142 is slidably received within tubular second link member 150, which is pivotally connected at its lower end to mounting lug 136 by pin 152.
- stopper member 154 Surrounding piston rod 144 at the upper end of second link member 150 is stopper member 154, which serves as a spring support for compression coil spring 156, which spirals around piston rod 144 between stopper member 154 and the underside of piston head 148. Spring 156 urges piston head 148 toward the lower end of second link member 150, which in turn urges the seat back assembly toward the upright position.
- lever arm 120 is substantially T-shaped and is connected to the upper end of link assembly 122 at a position spaced forwardly from a plane passing through side posts 42.
- the preferred shape shown in the drawings enables use of the same lever arm on either the right or left side posts.
- L-shaped lever arms also can be used to achieve the same leverage effect as shown in the drawings.
- a straight lever arm can be used.
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)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP94200726A EP0608964B1 (fr) | 1989-06-21 | 1990-06-21 | Dossier réglable pour chaise roulante |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36964589A | 1989-06-21 | 1989-06-21 | |
US369645 | 1989-06-21 |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94200726A Division EP0608964B1 (fr) | 1989-06-21 | 1990-06-21 | Dossier réglable pour chaise roulante |
EP94200726.1 Division-Into | 1990-06-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0404574A2 true EP0404574A2 (fr) | 1990-12-27 |
EP0404574A3 EP0404574A3 (fr) | 1991-10-30 |
EP0404574B1 EP0404574B1 (fr) | 1994-10-26 |
Family
ID=23456310
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP90306802A Expired - Lifetime EP0404574B1 (fr) | 1989-06-21 | 1990-06-21 | Chaise roulante |
EP94200726A Expired - Lifetime EP0608964B1 (fr) | 1989-06-21 | 1990-06-21 | Dossier réglable pour chaise roulante |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94200726A Expired - Lifetime EP0608964B1 (fr) | 1989-06-21 | 1990-06-21 | Dossier réglable pour chaise roulante |
Country Status (5)
Country | Link |
---|---|
EP (2) | EP0404574B1 (fr) |
JP (1) | JPH0337063A (fr) |
DE (2) | DE69023251T2 (fr) |
FR (1) | FR2648705B1 (fr) |
GB (2) | GB2233221B (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999039676A1 (fr) * | 1998-02-03 | 1999-08-12 | Sunrise Medical Hhg Inc. | Ensemble inclinable pour dossier de fauteuil roulant |
WO2000069385A1 (fr) * | 1999-05-13 | 2000-11-23 | Steadman William D | Fauteuil roulant |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2295538B (en) * | 1994-12-01 | 1998-01-14 | Keymed | Support apparatus |
WO2003098421A1 (fr) | 2002-05-16 | 2003-11-27 | Sony Corporation | Procede et appareil de saisie |
JP4644029B2 (ja) * | 2005-04-28 | 2011-03-02 | 株式会社松永製作所 | フットレストの取付け構造 |
CN210494426U (zh) | 2019-05-08 | 2020-05-12 | 明门(中国)幼童用品有限公司 | 背靠调整机构及具有该机构的看护车 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7235052U (de) * | 1973-01-18 | Meyer W Fa | Krankenfahrstuhl | |
DE2540054A1 (de) * | 1975-09-09 | 1977-03-17 | Everest & Jennings | Verstellbare rueckenlehne fuer einen krankenstuhl |
FR2454800A1 (fr) * | 1979-04-24 | 1980-11-21 | Ortopedia Gmbh | Dispositif de reglage de l'inclinaison du dossier d'un fauteuil roulant, ou analogue |
US4487453A (en) * | 1982-12-27 | 1984-12-11 | Gendron, Inc. | Seat recliner adjustment mechanism |
WO1988007944A1 (fr) * | 1986-01-13 | 1988-10-20 | Peek Gregory A | Fauteuil roulant a dossier reglable |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2792876A (en) * | 1955-12-22 | 1957-05-21 | Colson Corp | Reclinable chair construction |
SE391873B (sv) * | 1974-10-15 | 1977-03-07 | Landstingens Inkopscentral | Stol med ett i olika vinkellegen lasbart ryggstod |
DE8711762U1 (de) * | 1987-08-30 | 1987-11-05 | Kerstholt, Fritz, 5778 Meschede | Fußstütze vornehmlich für Kranken-Sitz- und Liegemöbel |
-
1990
- 1990-06-21 EP EP90306802A patent/EP0404574B1/fr not_active Expired - Lifetime
- 1990-06-21 DE DE69023251T patent/DE69023251T2/de not_active Expired - Fee Related
- 1990-06-21 EP EP94200726A patent/EP0608964B1/fr not_active Expired - Lifetime
- 1990-06-21 GB GB9013865A patent/GB2233221B/en not_active Expired - Fee Related
- 1990-06-21 JP JP2163960A patent/JPH0337063A/ja active Pending
- 1990-06-21 FR FR9007795A patent/FR2648705B1/fr not_active Expired - Fee Related
- 1990-06-21 DE DE69013586T patent/DE69013586T2/de not_active Expired - Fee Related
-
1992
- 1992-07-22 GB GB9215565A patent/GB2256132B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7235052U (de) * | 1973-01-18 | Meyer W Fa | Krankenfahrstuhl | |
DE2540054A1 (de) * | 1975-09-09 | 1977-03-17 | Everest & Jennings | Verstellbare rueckenlehne fuer einen krankenstuhl |
FR2454800A1 (fr) * | 1979-04-24 | 1980-11-21 | Ortopedia Gmbh | Dispositif de reglage de l'inclinaison du dossier d'un fauteuil roulant, ou analogue |
US4487453A (en) * | 1982-12-27 | 1984-12-11 | Gendron, Inc. | Seat recliner adjustment mechanism |
WO1988007944A1 (fr) * | 1986-01-13 | 1988-10-20 | Peek Gregory A | Fauteuil roulant a dossier reglable |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1999039676A1 (fr) * | 1998-02-03 | 1999-08-12 | Sunrise Medical Hhg Inc. | Ensemble inclinable pour dossier de fauteuil roulant |
US6224156B1 (en) | 1998-02-03 | 2001-05-01 | Sunrise Medical Hhg Inc. | Seat back recliner kit for wheelchair |
WO2000069385A1 (fr) * | 1999-05-13 | 2000-11-23 | Steadman William D | Fauteuil roulant |
Also Published As
Publication number | Publication date |
---|---|
GB9215565D0 (en) | 1992-09-02 |
EP0608964B1 (fr) | 1995-10-25 |
EP0404574B1 (fr) | 1994-10-26 |
GB9013865D0 (en) | 1990-08-15 |
JPH0337063A (ja) | 1991-02-18 |
FR2648705B1 (fr) | 1997-12-26 |
GB2233221A (en) | 1991-01-09 |
GB2256132A (en) | 1992-12-02 |
EP0608964A1 (fr) | 1994-08-03 |
FR2648705A1 (fr) | 1990-12-28 |
DE69023251D1 (de) | 1995-11-30 |
DE69013586D1 (de) | 1994-12-01 |
GB2233221B (en) | 1993-03-03 |
DE69013586T2 (de) | 1995-03-02 |
EP0404574A3 (fr) | 1991-10-30 |
GB2256132B (en) | 1993-03-10 |
DE69023251T2 (de) | 1996-04-04 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US5195803A (en) | Reclining seat back assembly for a wheelchair | |
CA2507724C (fr) | Assemblage de poignees de frein pour deambulateur | |
US4966379A (en) | Reclinable wheelchair | |
CA2601470C (fr) | Fauteil roulant a hauteur reglable | |
JP4995400B2 (ja) | 車輪付歩行器 | |
WO2010080638A1 (fr) | Fauteuil roulant | |
SE527730C2 (sv) | Fällbart armstöd för ett fordonssäte | |
JP3493000B2 (ja) | 車椅子用背もたれリクライナキット | |
EP0404574B1 (fr) | Chaise roulante | |
EP1348414A2 (fr) | Fauteuils roulants | |
WO2017143454A1 (fr) | Fauteuil roulant manuel inclinable dans l'espace à roue centrale muni d'une position d'épaule constante | |
CA2481988A1 (fr) | Fauteuil roulant bercant | |
US11730647B2 (en) | Backrest assembly and wheelchair therewith | |
WO2003077817A1 (fr) | Systeme de siege reglable | |
US20060131833A1 (en) | Wheelchairs | |
CA2498165C (fr) | Frein sans cordon a hauteur reglable | |
JP2023530496A (ja) | 頭部支持組立体及び頭部支持ユニット | |
US20230225918A1 (en) | Wheelchair armrest with continuous passive motion mechanism | |
CA2635459A1 (fr) | Fauteuil inclinable avec dispositif a ressort a gaz de verrouillage parallele reglable | |
JPH11169412A (ja) | 車椅子 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE SE |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE SE |
|
17P | Request for examination filed |
Effective date: 19920131 |
|
17Q | First examination report despatched |
Effective date: 19931025 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE SE |
|
XX | Miscellaneous (additional remarks) |
Free format text: TEILANMELDUNG 94200726.1 EINGEREICHT AM 21/06/90. |
|
REF | Corresponds to: |
Ref document number: 69013586 Country of ref document: DE Date of ref document: 19941201 |
|
EAL | Se: european patent in force in sweden |
Ref document number: 90306802.1 |
|
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed | ||
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: SE Payment date: 19990414 Year of fee payment: 10 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 19990618 Year of fee payment: 10 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: SE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20000622 |
|
EUG | Se: european patent has lapsed |
Ref document number: 90306802.1 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20010403 |