Motor vehicles – Power – Electric
Patent
1999-03-11
2000-12-05
Camby, Richard M.
Motor vehicles
Power
Electric
180 658, 180 65, 180907, B60K 100
Patent
active
061553670
ABSTRACT:
A drive assistance device for a hand-driven wheel chair has two running wheels, said running wheels being adapted to be detachably mounted to a wheel chair frame and being provided with hand rims for applying manual force. Each of said running wheels comprises a drive unit having an electric motor, a power supply and an electronic control unit associated thereto. Said complete drive unit including said electric motor, said power supply and said electronic control unit associated thereto is located in the region of the wheel hub. Preferably, said drive unit including said electric motor, said power supply and said electronic control unit associated thereto is adapted to rotate together with said running wheel.
REFERENCES:
patent: D401540 (1998-11-01), Yamamoto
patent: 4050533 (1977-09-01), Seamone
patent: 4125169 (1978-11-01), Harris et al.
patent: 5234066 (1993-08-01), Ahsing et al.
patent: 5425069 (1995-06-01), Pellegrino et al.
patent: 5732786 (1998-03-01), Fujigaki
patent: 5771988 (1998-06-01), Kikutani et al.
(1) G.B. Cremers "Hybrid-powered wheel chair: a combination of arm force and electrical power for propelling a wheel chair" Journal of Medical Engineering and Technology, vol. 13, No. 1/2 (Jan./Apr. 1989), pp. 142-148 .
Camby Richard M.
Ulrich Alber GmbH & Co. KG
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