Detachable electric drive unit for wheelchair

Details Detachable electric drive unit for wheelchair Detachable electric drive unit for wheelchair

1981-06-11

1983-06-07

Pekar, John A.

Motor vehicles

Motor-carrying attachments

Driven steering wheel type

180DIG3, B60K 100

Patent

active

043866727

ABSTRACT:
A battery powered steerable electric drive unit for detachable connection to a conventional wheelchair comprises: a framework releasably connectable to the wheelchair frame by snap-on connectors; a drive assembly pivotably (steerably) mounted on the framework and including a ground-engaging wheel and battery-powered electric motor for driving the wheel; a detachable steering column pivotably and rotatably mounted on the framework and operatively connected to the drive assembly to effect steering when rotated about its longitudinal axis; a handle mounted transversley on the steering column and rotatable in opposite directions to various positions about its horizontal longitudinal axis; and an electric controller including switches responsive to handle rotation to control the direction and speed of motor rotation.

REFERENCES:
patent: 2892506 (1959-06-01), Slater
patent: 3387681 (1968-06-01), Rabjohn

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