SWITCH WITH ILLUMINATION Russian patent published in 2010 - IPC F21V33/00 

Abstract RU 2387921 C2

FIELD: lighting.

SUBSTANCE: switching device with illumination includes base, switch located on the first base surface; light source located on the second base surface; key surface located above switch, and light-guide mechanism provided in close proximity to the key surface. Light-guide mechanism includes the first light-guide element enveloping and retaining the key surface, and the second light-guide element intended for covering the light source. The light emitted from light source will pass through the second light-guide element to the first light-guide element located so that it can envelop the key surface.

EFFECT: providing uniform illumination.

15 cl, 4 dwg

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RU 2 387 921 C2

Authors

Tojama Jasunori

Dates

2010-04-27Published

2005-09-26Filed