Illuminated control panel for communication apparatus, particula

Details Illuminated control panel for communication apparatus, particula Illuminated control panel for communication apparatus, particula

1985-12-19

1986-11-25

Cuchlinski, Jr., William A.

Illumination

Revolving

362 86, 34081513, F21V 704

Patent

active

046252630

ABSTRACT:
To provide for easy identification of the location of pushbuttons or other similar operating elements of an automobile radio, even in the dark, light guides which provide for function indication and positioned above the respective pushbuttons extend laterally beyond the respective pushbuttons, and the front surface of the panel is formed with a recessed surface having an inclined portion (23), in light transmitting location to an auxiliary light emitting surface (21) shining, from the light guides, downwardly on the inclined portion (23) to provide for lateral illumination of the push buttons which, then, will appear as shadows between the light emitted from the auxiliary light surfaces.

REFERENCES:
patent: 3169506 (1965-02-01), Morris
patent: 4163883 (1979-08-01), Boulanger
patent: 4322780 (1982-03-01), Murakami et al.
patent: 4481512 (1984-11-01), Tscheulin et al.

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