Headrest proportional control for motorized wheelchair

Details Headrest proportional control for motorized wheelchair Headrest proportional control for motorized wheelchair

1974-07-01

1976-06-22

Schaefer, Robert K.

Electricity: motive power systems

Plural, diverse or diversely controlled electric motors

Plural, diverse motor controls

318341, 200DIG2, H02P 768

Patent

active

039654028

ABSTRACT:
A head controlled mechanism for the proportional control of a driven devi A mechanism is provided whereby a control signal is generated proportional to the movement of the head of an operator to control the speed and direction of the driven device.

REFERENCES:
patent: 2798565 (1957-07-01), Rosenthal et al.
patent: 3100860 (1963-07-01), Rosenthal
patent: 3229059 (1966-01-01), Beatty
patent: 3493703 (1970-02-01), Finan
patent: 3577054 (1971-05-01), Banks
patent: 3596154 (1971-07-01), Gurwicz
patent: 3716768 (1973-02-01), Mason
patent: 3749192 (1973-07-01), Karchak, Jr. et al.
patent: 3803473 (1974-04-01), Stich

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