Push-button switch

Details Push-button switch Push-button switch

1981-09-08

1986-05-13

Marcus, Stephen

Electricity: circuit makers and breakers

Special application

Liquid or moisture responsive

200 16R, 200159A, H01H 520, H01H 1338

Patent

active

045888779

ABSTRACT:
A thin type push-button switch of momentary operation, comprising a movable contact piece which includes an inversion portion and arms formed in a manner to hold the inversion portion therebetween. The inversion portion is formed with a movable contact portion having tongues, and is integrally formed of a resilient metal sheet. A case includes a groove held in engagement with one of the arms and stationary contacts are fixed within the case. A slider includes a push-button portion and a groove held in engagement with the other arm and is slidable with respect to the case. When the push-button portion is depressed, the inversion portion of the movable contact piece is inverted to electrically connect the movable contact portion and the stationary contacts. When the depressing force is released, the inversion portion is restored by the resiliency of the movable contact piece, to disconnect the movable contact portion and the stationary contacts.

REFERENCES:
patent: 3899648 (1975-04-01), Murata
patent: 4002871 (1977-01-01), Sims, Jr.
patent: 4002879 (1977-01-01), Sims, Jr.
patent: 4249055 (1981-02-01), Matsuo
patent: 4398070 (1983-08-01), Rondo et al.
patent: 4405895 (1983-09-01), Kondo et al.
patent: 4426559 (1984-01-01), Kondo et al.

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