Potentiometer contact wiper

Details Potentiometer contact wiper Potentiometer contact wiper

1985-09-27

1987-07-07

Goldberg, E. A.

Electrical resistors

Mechanically variable

Movable contact electrically adjustable over length of...

338171, 338172, 338176, H01C 1030

Patent

active

046790241

ABSTRACT:
A potentiometer which includes a wiper element having a plurality of contact fingers each mounted for wipeable engagement with a cermet resistance element deposited on a ceramic substrate. The contact fingers of the wiper element are each bent so that the end surface thereof, as opposed to a circumferential surface, is in wipeable engagement with the resistance element.

REFERENCES:
patent: Re31431 (1983-10-01), Gass
patent: 2257445 (1941-09-01), Abrahamson
patent: 2447780 (1948-08-01), Underwood et al.
patent: 2813956 (1957-11-01), Sorber
patent: 2916715 (1959-12-01), Nunn
patent: 2952827 (1960-09-01), Semple et al.
patent: 3704436 (1972-11-01), Froebe et al.
patent: 3757266 (1973-09-01), Newman et al.
patent: 3766646 (1973-10-01), Froebe et al.
patent: 4051453 (1977-09-01), Barden
patent: 4403133 (1983-09-01), Turner et al.

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