Part for a slide variable resistor

Electrical resistors – With base extending along resistance element – Resistance element and base formed in layers

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Details

338115, 338125, 338176, 338309, 338328, 29829, 252513, H01C 1012

Patent

active

044955243

ABSTRACT:
A part for a slide variable resistor provided on an insulated support thereof with a film resistive layer adapted for a slide terminal to be slid along the surface thereof, which part is characterized in that said film resistive layer comprises a main resistive layer pattern bound to the insulated support and a protective resistive layer pattern coated on said main resistive layer pattern, wherein the protective resistive layer pattern has a larger sheet resistivity than said main resistive layer pattern.

REFERENCES:
patent: 3684998 (1972-08-01), Zablocki
patent: 4204187 (1980-05-01), Kakuhashi et al.
patent: 4220945 (1980-09-01), Kakuhashi et al.
patent: 4243969 (1981-01-01), Steigerwald et al.
patent: 4345236 (1982-08-01), Eichelberger et al.

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