Variable resistor

Details Variable resistor Variable resistor

1987-09-29

1988-11-15

Albritton, C. L.

Electrical resistors

Mechanically variable

Movable contact electrically adjustable over length of...

338171, H01C 1032

Patent

active

047852780

ABSTRACT:
A variable resistor wherein the arm portion of a rotatable slider is in contact against an approximately circular arc-shaped resistor provided on a base plate with the central portion of the resistor, and the slider is provided with a driver plate having an approximately dish-shaped projection portion at its center, and an approximately ring-shaped arm portion having a contact portion, which are coupled to each other, are punched out from one sheet of conductive sheet metal, are turned up by 180.degree. at the coupling portion, with the projection portion being projected from the arm portion.

REFERENCES:
patent: 4721940 (1988-01-01), Otani
patent: 4736184 (1988-04-01), Arrigzu

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