Illumination device for indicator instruments

Details Illumination device for indicator instruments Illumination device for indicator instruments

1977-03-16

1978-12-05

Moses, Richard L.

Illumination

Illuminated scale or dial

Edge illuminated modifier or light rod/pipe

116129L, 362 32, G01D 1128

Patent

active

041288599

ABSTRACT:
A device for the illumination of the instrument dials of two or more indicator instruments which are accommodated in one common housing, particularly of the indicator field of a combination instrument for motor vehicles. A single rod-like light transmitting element extends over a substantial part of the length of the housing and is illuminated on at least one end by a light source. A reflection surface is provided on a side of the light transmitting element facing away from the indicator field.

REFERENCES:
patent: 2214595 (1940-09-01), Rights
patent: 2507035 (1950-05-01), Maynard
patent: 2561756 (1951-07-01), Shook

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