Keyswitch having a reduced height and a keyboard using such a ke

Details Keyswitch having a reduced height and a keyboard using such a ke Keyswitch having a reduced height and a keyboard using such a ke

1996-09-18

1998-09-29

Walczak, David J.

Electricity: circuit makers and breakers

Electric switch details

Actuators

200345, H01H 1370

Patent

active

058135219

ABSTRACT:
A keyswitch includes a keytop, a base, an elastic actuator between the keytop and the base, a switch actuated by the actuator, and a link mechanism disposed between the base and the keytop, the link mechanism including first and second link members engaged with each other mechanically at respective first ends thereof, wherein the first and second link members further establish a slide engagement with a rear surface of the keytop at respective second ends thereof.

REFERENCES:
patent: 4902862 (1990-02-01), Oelsch et al.
patent: 5268545 (1993-12-01), Bruner
patent: 5278374 (1994-01-01), Takagi et al.
patent: 5329084 (1994-07-01), Watanabe et al.
patent: 5457297 (1995-10-01), Chen

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