Power-assisted cart

Details Power-assisted cart Power-assisted cart

1996-04-12

1998-05-05

Avila, Stephen

Motor vehicles

Steering by driving

Combined with manual steering

180 65, B62D 600

Patent

active

057462828

ABSTRACT:
A power-assisted cart includes a wheeled platform for supporting a load thereon; driving wheels mounted on the wheeled platform for, when driven, moving the wheeled platform; a drive unit for driving the driving wheels; an operating unit which may be in the form of a handle mounted on the wheeled platform for receiving an external force applied thereto when the cart is desired to be moved; a force detector for detecting a magnitude and direction of the external force applied to the operating unit; and a control for generating to the drive unit an output substantially proportional to the external force detected by the force detector.

REFERENCES:
patent: 3814199 (1974-06-01), Jones
patent: 3823791 (1974-07-01), Sheler
patent: 3893530 (1975-07-01), Gordon

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