Miniature trimmer with flexible plastic base

Details Miniature trimmer with flexible plastic base Miniature trimmer with flexible plastic base

1975-08-22

1977-06-14

Goldberg, E. A.

Electricity: electrical systems and devices

Electrostatic capacitors

Variable

361278, H01G 506

Patent

active

040300030

ABSTRACT:
A trimmer capacitor for electronic watches and other electric circuits requiring compact, low profile trimmers. The capacitor has a rigid ceramic rotor with a flat lower surface and stator of a metal clad flexible sheet of dielectric material having the metal cladding presented to and making conforming contact with the lower surface of the rotor.

REFERENCES:
patent: 2693557 (1954-11-01), Kodama
patent: 3202889 (1965-08-01), Matsui
patent: 3244951 (1966-04-01), Wallace
patent: 3258665 (1966-06-01), Sperry
patent: 3681664 (1972-08-01), Metzger
patent: 3705335 (1972-12-01), Metzger
The Journal of Teflon 5 & 6, 1970, Dupont, Wilmington, Del., pp. 6 & 7.

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