Closed frame single turn potentiometer with helical coil spring

Details Closed frame single turn potentiometer with helical coil spring Closed frame single turn potentiometer with helical coil spring

1976-09-16

1978-10-17

Truhe, J. V.

Electrical resistors

Mechanically variable

Movable contact electrically adjustable over length of...

338171, 338202, H01C 1034

Patent

active

041211880

ABSTRACT:
A closed frame single turn potentiometer incorporating a helical coil spring wiper mounted within a rotor. The rotor has a molded-in cavity for containing the wiper and a resilient backing element. The substrate has an aperture therein permitting adjustment of the rotor from either side of the housing.

REFERENCES:
patent: 2717944 (1955-09-01), Daily et al.
patent: 3237140 (1966-02-01), Barden et al.
patent: 3350673 (1976-10-01), Spaude
patent: 3355693 (1967-11-01), Van Benthuysen et al.
patent: 3387247 (1968-06-01), Mishler
patent: 3392359 (1968-07-01), Resnicow
patent: 3413588 (1968-11-01), Ferrell
patent: 3531753 (1970-09-01), Geese
patent: 3537056 (1970-10-01), Van Benthuysen et al.
patent: 3662314 (1972-05-01), Heredero
patent: 3676822 (1972-07-01), Slagg et al.
Machine Design Penton Publishing Co., Cleveland, Ohio, Sep. 9, 1971, pp. 72-74.

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