Variable resistance device

Details Variable resistance device Variable resistance device

1981-08-17

1984-02-07

Albritton, C. L.

Electrical resistors

Mechanically variable

Movable contact electrically adjustable over length of...

29610R, 200269, 338171, 338202, H01C 1038

Patent

active

044306350

ABSTRACT:
A variable resistance device including a non-conducting base, a resistance supported by the base and forming a track surface, and an electrical terminal connected to the resistance. Also included in the device is a wiper assembly mounted for movement relative to the resistance and comprising a carrier, an elongated conductive spring member having one end secured to the carrier, a conductive coupling element bonded to an opposite end of the spring member and a corrosion resistant contact bonded to the coupling element and disposed to traverse the track surface during movement of the wiper assembly relative thereto.

REFERENCES:
patent: 2721246 (1955-10-01), Bourns
patent: 3343115 (1967-09-01), Greenwood
patent: 3686457 (1972-08-01), Dubac et al.
patent: 4374311 (1983-02-01), Okahashi et al.

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