Illumination – Illuminated scale or dial – Edge illuminated modifier or light rod/pipe
Patent
1996-06-06
1999-10-26
Husar, Stephen
Illumination
Illuminated scale or dial
Edge illuminated modifier or light rod/pipe
362 23, 362 31, 362 32, G01D 1128, F21V 704
Patent
active
059715588
ABSTRACT:
An evenly-lit instrument assembly adapted to be front-mounted in an opening in a vehicle's dashboard is provided. The mounting of the instrument assembly is concealed. The instrument assembly includes a housing and a circuit assembly fitted inside the housing. The circuit assembly controls a pointer. A dial is located above the circuit assembly, and is secured inside of the housing. A light pipe is further included inside the housing and positioned just above the circuit assembly for evenly disbursing light provided by a light-emitting source across the dial.
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Ametek/Dixson, Instrumentation Catalog, pp. 14-15.
Husar Stephen
Kuhlman Corporation
Spark Matthew J.
LandOfFree
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