Lighted switch device

Electricity: circuit makers and breakers – Electric switch details – Indicators

Reexamination Certificate

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Details

C200S341000

Reexamination Certificate

active

11235151

ABSTRACT:
A lighted switch device, comprising a substrate, a switch provided on a first surface of the substrate, a light source provided on a second surface of the substrate, a key top to press the switch, and a light guide mechanism to guide light emitted from the light source to the key top or a periphery of the key top, the light guide mechanism including a first light guiding member to hold the key top and a second light guiding member disposed to surround the light source, the light emitted from the light source being guided through the second light guiding member to the first light guiding member holding the key top.

REFERENCES:
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patent: 6930263 (2005-08-01), Hung
patent: 6984797 (2006-01-01), Morita et al.
patent: 6997572 (2006-02-01), Ono et al.
patent: 7041922 (2006-05-01), Geiger et al.
patent: 2003/0226745 (2003-12-01), Sato et al.
patent: 2004/0008505 (2004-01-01), Chiang
patent: 2005/0183305 (2005-08-01), Hirata et al.
patent: 0 933 792 (1999-08-01), None
patent: 1 389 788 (2004-02-01), None
patent: 62-137972 (1987-08-01), None
patent: 2004-146260 (2004-05-01), None

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