Key switch

Details Key switch Key switch

1996-09-17

1998-02-10

Walczak, David J.

Electricity: circuit makers and breakers

Solid contact

Push button operated

200520, 200345, H01H 1314

Patent

active

057159327

ABSTRACT:
A key switch is provided which includes a key top which is pressed down by optional force and which can move in the press-down direction. The key switch also includes a spring for generating a rebound according to the optional force applied to the key top. The key switch also includes a housing having an elastic member which generates the press-down force against the rebound according to a distance by which the key top moves. The key switch realizes the press-down characteristics in which the inclination of the rebound is zero or negative.

REFERENCES:
patent: 3121777 (1964-02-01), Gallas
patent: 4079220 (1978-03-01), Wagner et al.
patent: 5012056 (1991-04-01), Abel et al.

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