Elastomeric article proximity switch

Details Elastomeric article proximity switch Elastomeric article proximity switch

1992-05-22

1993-12-14

Luebke, Renee S.

Electricity: circuit makers and breakers

Solid contact

Membrane type

H01H 312

Patent

active

052705080

ABSTRACT:
A switch comprising a printed circuit board, including at least two conductive paths arranged in a predetermined pattern on a first surface of the printed circuit board; a depressible elastomeric actuation structure connected to the printed circuit board and having a conductive contact constructed and arranged so that it establishes contact with and between each conductive path of the printed circuit board upon depression of the actuation structure; a pair of conductors connecting the conductive paths to an external electronic apparatus; and a mounting assembly to mount the printed circuit board to an external surface.

REFERENCES:
patent: 3717737 (1973-02-01), Shimojo
patent: 4604509 (1986-08-01), Clancy et al.
patent: 4814561 (1989-03-01), Kawasaki
patent: 4851626 (1989-07-01), Nagashima
patent: 4928299 (1990-05-01), Tansky et al.
patent: 4947416 (1990-08-01), Yoshioka et al.
Charles J. Murray, Design News, Sub-Miniature Switch Makes "Smart Phone" Smarter, Dec. 16, 1991, pp. 97-98.
Press release entitled "Rubber Keyboards", Source unknown.

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