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Patent Searching and Data


Title:
WHEEL CHAIR DRIVE APPARATUS AND METHOD
Document Type and Number:
WIPO Patent Application WO2005108185
Kind Code:
A3
Abstract:
A control system for a powered wheel chair drive modulates a pulse power delivery signal such that power is delivered gradually at throttle positions corresponding to a low speed, and power is delivered more rapidly at throttle positions corresponding to a higher speed.

Inventors:
KIDD WILLIAM W (US)
JENKINS JOHN P (US)
Application Number:
US2005011258W
Publication Date:
April 27, 2006
Filing Date:
April 05, 2005
Export Citation:
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Assignee:
MIDAMERICA ELECTRONICS CORPORATION
KIDD, WILLIAM, W.
JENKINS, JOHN, P.
International Classes:
A61G5/04; B62D1/00; H02P7/288; A61G5/10; A61G7/08; (IPC1-7): B62D1/02
Foreign References:
US5050695A1991-09-24
US5735361A1998-04-07
US6247548B12001-06-19
US1686427A1928-10-02
US2726726A1955-12-13
US3349862A1967-10-31
US5207286A1993-05-04
US4386672A1983-06-07
US6766871B22004-07-27
US5901268A1999-05-04
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