Lighted switch device

Details Lighted switch device Lighted switch device

2006-03-21

2006-03-21

Ward, John Anthony (Department: 2875)

Illumination

Illuminated scale or dial

C362S026000, C362S030000, C200S184000, C200S310000

Reexamination Certificate

active

07014330

ABSTRACT:
A lighted switch device includes one rotary knob (first operating knob); first to fourth push knobs (second operating knobs); a case; a switch element and a light-emitting diode (light source), which are accommodated in the case; and an annular light conductor for transmitting exiting light from the light-emitting diode to the outer peripheral portion of the rotary knob. Plate-shaped light-shielding members are disposed at the first and third push knobs, and recesses for inserting ends of the light-shielding members are formed in portions of the second and fourth push knobs opposing their respective light-shielding members.

REFERENCES:
patent: 6176589 (2001-01-01), Ishiguro
patent: 6299320 (2001-10-01), Kato et al.
patent: 196 27 212 (1998-01-01), None
Search Report dated Oct. 1, 2004 for European Patent Application No. 03 02 7722.

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