Push button switch

Details Push button switch Push button switch

1992-01-13

1993-04-13

Cusick, Ernest G.

Electricity: circuit makers and breakers

Solid contact

Push button operated

200341, 200344, 200345, 200521, H01H 1728

Patent

active

052018245

ABSTRACT:
A push button switch including a case, a key top fastened to the case, an elastic member disposed between the case and the key top and acting to upwards urge the key top and a contact portioned so as to confront a spring member fastened to an operation member of the key top so that the contact portion is pressed by the spring member when the key top is depressed, the push button switch comprising: a movable member disposed between the operation member of the key top and a projection wall of the case whereby the operation member and the movable member can be moved with respect to each other and the movable member and the projection wall can be moved with respect to each other.

REFERENCES:
patent: 3773997 (1973-11-01), Evans et al.
patent: 3777090 (1973-12-01), Muller
patent: 3829672 (1974-08-01), Klehm, Jr.
patent: 3856998 (1974-12-01), Sims, Jr.
patent: 4164634 (1979-08-01), Gilano
patent: 4467160 (1984-08-01), Murmann et al.
patent: 4733036 (1988-03-01), Kolzumi et al.
patent: 4927990 (1990-05-01), Aoki et al.
patent: 5034573 (1991-07-01), Bonmassari et al.
patent: 5120923 (1992-06-01), Kato et al.

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