Pushbutton switch

Details Pushbutton switch Pushbutton switch

1996-07-17

1997-09-09

Walczak, David J.

Electricity: circuit makers and breakers

Electric switch details

Indicators

200305, 200313, 200512, H01H 900

Patent

active

056646674

ABSTRACT:
A pushbutton switch is described which has a printed wiring board and a keypad arranged above the printed board, wherein the keypad has a non-working portion and a working portion made of translucent silicone rubber or thermoplastic elastomer in which the upper surfaces of the non-working portions only are covered with an opaque film, with an underside surface thereof covered by an insulating resin film so as to form an electrically conductive light-reflecting layer which is grounded to an earth portion.

REFERENCES:
patent: 5513078 (1996-04-01), Komrska et al.

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