Auxiliary power device for a wheelchair
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
N/A
Issued Date -
May 22, 2008
app pub date -
Nov 16, 2006
filing date -
Nov 16, 2006
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
An auxiliary power device for a wheelchair includes a coupling seat unit disposed on the chair frame, an adjustable unit, and a power supply unit. The adjustable unit includes a steering operation rod unit disposed rotatably on the coupling seat unit, an electrical wheel unit disposed on a bottom end of the operation rod unit, and a linkage interconnecting the electrical wheel unit and the coupling seat unit. The power supply unit provides electricity to the electrical wheel unit. The electrical wheel unit is movable relative to the operation rod unit between a used position whereat a lower end of the electrical wheel unit is below that of the front wheels, and an unused position whereat the lower end of the electrical wheel unit is above that of the front wheels.
First Claim
Family
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