Illumination push switch unit

Details Illumination push switch unit Illumination push switch unit

2007-09-04

2007-09-04

O'Shea, Sandra (Department: 2875)

Electricity: circuit makers and breakers

Electric switch details

Indicators

C362S024000, C362S026000, C362S029000, C362S030000, C200S313000

Reexamination Certificate

active

11274881

ABSTRACT:
An illumination push switch unit is provided in which driving units for driving first and second detecting units are formed at side walls other than adjacent side walls of peripheral walls of first and second sliders with a barrier walls of a case interposed therebetween, notch portions are provided at the bottom surface side of the barrier wall and the bottom surface sides of the adjacent side walls of the peripheral walls with the barrier wall interposed therebetween, and a space portion, which becomes an optical path toward the display surfaces of the first and second operation members, is formed between the top surface of the insulating substrate and the notch portions through the notch portions.

REFERENCES:
patent: 4496813 (1985-01-01), Fukushima
patent: 4683359 (1987-07-01), Wojtanek
patent: 5651450 (1997-07-01), Priesemuth
patent: 6210010 (2001-04-01), Pontetti et al.
patent: 6997572 (2006-02-01), Ono et al.
patent: 2003-208835 (2003-07-01), None

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