Miniature switch device with tactile effect

Details Miniature switch device with tactile effect Miniature switch device with tactile effect

1991-03-25

1992-09-01

Recla, Henry J.

Electricity: circuit makers and breakers

Solid contact

Membrane type

200292, 200406, H01H 110

Patent

active

051441047

ABSTRACT:
A miniature switch device with tactile effect is disclosed comprising a printed circuit board with two conducting areas cooperating with a cap in the form of a spherical skull cap made from an electrically conducting and resiliently deformable material, this cap being maintained in electric contact, by its periphery, with the first conducting area, and extending, at rest, above the second conducting area, the second conducting area having an annular shape bordering a central cavity formed in the printed circuit board.

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patent: 3749859 (1973-07-01), Webb et al.
patent: 3973091 (1976-08-01), Kaminski
patent: 4018999 (1977-04-01), Robinson et al.
patent: 4074088 (1978-02-01), Keough et al.
patent: 4083100 (1978-04-01), Flint et al.
patent: 4194105 (1980-03-01), Hodges
patent: 4207448 (1980-06-01), Furusawa et al.
patent: 4468542 (1984-08-01), Pounds
patent: 4659881 (1987-04-01), Dowe
patent: 4737602 (1988-04-01), Yamamoto

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