Illumination – Illuminated scale or dial – Edge illuminated modifier or light rod/pipe
Patent
1992-05-06
1993-10-19
Makay, Albert J.
Illumination
Illuminated scale or dial
Edge illuminated modifier or light rod/pipe
362 31, 362330, 362339, 359 49, G01D 1128
Patent
active
052551628
ABSTRACT:
A grille of a car stereo has a recess, an operation flap pivotally mounted in the recess, an opening for inserting a sound recording medium formed at a position behind the flap, and a liquid crystal display panel provided in the flap. The lighting device has a light source provided behind the grille and a light introducing plate, so that the liquid crystal display panel and the opening are lighted by light transmitted from the light source through the light introducing plate.
REFERENCES:
patent: 2770712 (1956-11-01), Dros
patent: 3242328 (1966-03-01), Kapany et al.
patent: 3514940 (1970-06-01), Keane, Jr. et al.
patent: 4322780 (1982-03-01), Murakami et al.
patent: 4747672 (1988-05-01), Yasuhara et al.
patent: 4755035 (1988-07-01), Kopish et al.
patent: 4771368 (1988-09-01), Tsukamoto et al.
Cariaso Alan B.
Makay Albert J.
Pioneer Electric Corporation
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