GB2322835B - Fixed ratio single speed gearing for hand propelld wheelchairs - Google Patents

Fixed ratio single speed gearing for hand propelld wheelchairs

Info

Publication number
GB2322835B
GB2322835B GB9704253A GB9704253A GB2322835B GB 2322835 B GB2322835 B GB 2322835B GB 9704253 A GB9704253 A GB 9704253A GB 9704253 A GB9704253 A GB 9704253A GB 2322835 B GB2322835 B GB 2322835B
Authority
GB
United Kingdom
Prior art keywords
propelld
wheelchairs
hand
fixed ratio
speed gearing
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.)
Expired - Fee Related
Application number
GB9704253A
Other versions
GB2322835A (en
GB9704253D0 (en
Inventor
Michael Lovegrove
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
Priority to GB9704253A priority Critical patent/GB2322835B/en
Publication of GB9704253D0 publication Critical patent/GB9704253D0/en
Priority to PCT/GB1997/001442 priority patent/WO1998037849A1/en
Publication of GB2322835A publication Critical patent/GB2322835A/en
Application granted granted Critical
Publication of GB2322835B publication Critical patent/GB2322835B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • A61G5/02—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs propelled by the patient or disabled person
GB9704253A 1997-02-28 1997-02-28 Fixed ratio single speed gearing for hand propelld wheelchairs Expired - Fee Related GB2322835B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9704253A GB2322835B (en) 1997-02-28 1997-02-28 Fixed ratio single speed gearing for hand propelld wheelchairs
PCT/GB1997/001442 WO1998037849A1 (en) 1997-02-28 1997-05-27 Planetary gear assisted wheelchair wheels

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9704253A GB2322835B (en) 1997-02-28 1997-02-28 Fixed ratio single speed gearing for hand propelld wheelchairs

Publications (3)

Publication Number Publication Date
GB9704253D0 GB9704253D0 (en) 1997-04-16
GB2322835A GB2322835A (en) 1998-09-09
GB2322835B true GB2322835B (en) 2001-02-07

Family

ID=10808523

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9704253A Expired - Fee Related GB2322835B (en) 1997-02-28 1997-02-28 Fixed ratio single speed gearing for hand propelld wheelchairs

Country Status (2)

Country Link
GB (1) GB2322835B (en)
WO (1) WO1998037849A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100380319B1 (en) * 1999-12-10 2003-04-11 산재의료관리원 A drive system for a wheel chair using the speed reducer
WO2011062306A1 (en) * 2009-11-17 2011-05-26 Byun Donghwan Manual wheelchair wheel and apparatus for controlling same
ES2394697B1 (en) * 2010-11-30 2013-12-11 Invescat I Más D, S.L WHEEL FOR WHEELCHAIRS
US9301892B2 (en) 2011-09-29 2016-04-05 Intelliwheels, Inc. Low-gear system for manually propelled wheelchairs and methods of use
US8931796B2 (en) 2012-04-20 2015-01-13 Rowheels, Inc. Propulsion systems for manually operated mobility devices

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2929138A1 (en) * 1979-07-19 1981-02-12 Sachs Systemtechnik Gmbh Manually-propelled wheelchair assembly - has reversing gearbox between each driving hoop and its travel wheel
US4727965A (en) * 1983-11-09 1988-03-01 Sanitatshaus Heinrich Oesterreich Gmbh Geared hub with freewheel, especially for wheel-chairs
US5160156A (en) * 1990-09-13 1992-11-03 Concentric Industries Wheelchair with coasting, braking and multi-speed features
WO1994020323A1 (en) * 1993-03-10 1994-09-15 Beidler Michael T Wheelchair drive system
US5482305A (en) * 1995-01-06 1996-01-09 University Of Washington Shifting mechanism and quick release for multispeed wheelchair
GB2291019A (en) * 1994-07-12 1996-01-17 Nimar Supplies Limited Hand propelled wheelchair
US5486106A (en) * 1993-10-18 1996-01-23 Hehl; Karl Hydraulic device for supplying a hydraulic driving unit
EP0836843A1 (en) * 1996-10-15 1998-04-22 Handycare Single speed gear assembly for a wheelchair

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2929138A1 (en) * 1979-07-19 1981-02-12 Sachs Systemtechnik Gmbh Manually-propelled wheelchair assembly - has reversing gearbox between each driving hoop and its travel wheel
US4727965A (en) * 1983-11-09 1988-03-01 Sanitatshaus Heinrich Oesterreich Gmbh Geared hub with freewheel, especially for wheel-chairs
US5160156A (en) * 1990-09-13 1992-11-03 Concentric Industries Wheelchair with coasting, braking and multi-speed features
WO1994020323A1 (en) * 1993-03-10 1994-09-15 Beidler Michael T Wheelchair drive system
US5486106A (en) * 1993-10-18 1996-01-23 Hehl; Karl Hydraulic device for supplying a hydraulic driving unit
GB2291019A (en) * 1994-07-12 1996-01-17 Nimar Supplies Limited Hand propelled wheelchair
US5482305A (en) * 1995-01-06 1996-01-09 University Of Washington Shifting mechanism and quick release for multispeed wheelchair
EP0836843A1 (en) * 1996-10-15 1998-04-22 Handycare Single speed gear assembly for a wheelchair

Also Published As

Publication number Publication date
GB2322835A (en) 1998-09-09
GB9704253D0 (en) 1997-04-16
WO1998037849A1 (en) 1998-09-03

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20130228