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Title:
OBSTACLE TRAVERSING WHEELCHAIR
Document Type and Number:
WIPO Patent Application WO2002034190
Kind Code:
A9
Abstract:
The present invention provides a curb-climbing wheelchair having pivotal arm assemblies. The pivotal arm assemblies include at least one front caster and have the ability to rotate or pivot. The pivot arms rotate or pivot in response to moments generated by accelerating or decelerating the wheelchair thereby raising or lowering the front caster(s) through the rotational movement of the pivot arms. By raising or lowering the front caster(s) in such a manner, curb-like obstacles can be traversed in a low-impact manner.

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Inventors:
GOERTZEN GEROLD
NULL WILLIAM A JR
Application Number:
PCT/US2001/042656
Publication Date:
February 13, 2003
Filing Date:
October 11, 2001
Export Citation:
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Assignee:
INVACARE CORP (US)
International Classes:
A61G5/04; A61G5/06; B62B5/02; A61G5/10; A61G5/12; (IPC1-7): A61G/
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