Switch

Details Switch Switch

2005-09-13

2005-09-13

Enad, Elvin G. (Department: 2832)

Electricity: circuit makers and breakers

Solid contact

Membrane type

C200S339000

Reexamination Certificate

active

06943311

ABSTRACT:
A switch that dampens noise that is produced when the switch is operated. The switch includes a wiring board. A resiliently deformable rubber contact is arranged on the wiring board. The rubber contact includes a contact portion for electrically contacting the wiring board when the rubber contact is deformed. A pusher contacts and deforms the rubber contact. A button contacts the pusher when operated. The rubber contact includes an elastic portion that contacts the button before the button contacts the pusher.

REFERENCES:
patent: 4194105 (1980-03-01), Hodges
patent: 4864085 (1989-09-01), Hanajima et al.
patent: 4952762 (1990-08-01), Koyanagi
patent: 5559311 (1996-09-01), Gorbatoff
patent: 5655650 (1997-08-01), Naitou
patent: 5905235 (1999-05-01), Charman
patent: 5990435 (1999-11-01), Chao
patent: 6288353 (2001-09-01), Chiang
patent: 6366275 (2002-04-01), Lai
patent: 6541724 (2003-04-01), Nozawa et al.

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