Drive device for electrically movable vehicles and electric...

Details Drive device for electrically movable vehicles and electric... Drive device for electrically movable vehicles and electric...

2011-01-18

2011-01-18

Phan, Hau V (Department: 3618)

Motor vehicles

Power

Electric

C180S065600, C180S065100

Reexamination Certificate

active

07870917

ABSTRACT:
The invention provides a drive device for electric vehicles which is small-sized, improved in heat radiating characteristics and adapted for use with a drive wheel of reduced diameter, and an electric wheelchair comprising the drive device. The drive device is provided on the inner periphery of each of left and right drive wheels (80), (80) of the electric vehicle and comprises a casing (30) supported at one end thereof by an axle (22) on the electric vehicle, a motor (40) housed in the casing (30) and having a rotating shaft (43) aligned with the axle (22), and a housing (50) rotatably fitted around the casing (30) and rotatable by the rotation of the motor (40). The drive wheel (80) is provided around the outer periphery of the housing (50) and rotatable therewith.

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