Illuminated indicator gauge with illuminated pointer

Details Illuminated indicator gauge with illuminated pointer Illuminated indicator gauge with illuminated pointer

1979-06-08

1981-03-31

Yasich, Daniel M.

Signals and indicators

Indicators

Rotary indicator with actuating means

116DIG36, 362 26, G01D 1128

Patent

active

042586437

ABSTRACT:
A light guiding plate integral with a dial board proper of a transparent material is formed with a light reflecting surface which is such constructed that the light entering the light guiding plate from a top of the same is reflected by the light reflecting surface to be directed toward a portion, where the light guiding plate and the dial board proper are integrally connected, for focalization of the light in the vicinity of an opening of the dial board proper through which a spindle of a movement passes.

REFERENCES:
patent: 2287605 (1942-06-01), Dickson et al.
patent: 2712593 (1955-07-01), Merchant
patent: 2761056 (1956-08-01), Lazo
patent: 2900949 (1959-08-01), Baker
patent: 2914021 (1959-11-01), Blackwell et al.
patent: 3033155 (1962-05-01), Beckman

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