Control devices

Details Control devices Control devices

1977-03-16

1979-03-13

Hohauser, Herman J.

Electricity: motive power systems

Braking

Automatic and/or with time-delay means

318345AB, 318457, H02P 516

Patent

active

041444817

ABSTRACT:
A control device for electronic apparatus is provided with a d.c. ironless motor coupled to a manually rotatable knob. As the knob is rotated a digital signal representative of the rotation is derived from the back e.m.f. of the motor.

REFERENCES:
patent: 3488756 (1970-01-01), Skrivanek, Jr.
patent: 3508134 (1970-04-01), Dosch et al.

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