Key switch

Details Key switch Key switch

1993-02-10

1994-08-23

Cusick, Ernest G.

Electricity: circuit makers and breakers

Electric switch details

Actuators

200512, H01H 312

Patent

active

053409566

ABSTRACT:
Disclosed is a key switch formed by molding a silicone rubber key base to a rubber key body, wherein the rubber key body has a neck portion in the middle and a center recess on a bottom surface thereof for bonding the silicone rubber key base through a low-pressure, low-temperature molding process; the silicone rubber key base has a short plunger supported within a circular sloping wall portion at a higher elevation for touch control and quick return.

REFERENCES:
patent: 4336920 (1982-06-01), Murray
patent: 4609791 (1986-09-01), Abbat
patent: 4862499 (1989-08-01), Jekot et al.
patent: 5081329 (1992-01-01), Mitusinski et al.
patent: 5107083 (1992-04-01), Yagi

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