Illumination – Illuminated scale or dial
Patent
1987-08-11
1988-09-20
Jones, Larry
Illumination
Illuminated scale or dial
362 28, 362 34, 362 84, 73431, G01D 1128
Patent
active
047729864
ABSTRACT:
An illuminating device to be used in association with an instrument to facilitate reading indicia thereon in low light/dark conditions. The device can be attached to a single instrument or a combination of consolidated instruments gauges. The illuminating device is normally attached to an associated instrument in a generally overlying relationship to the instrument face. The illuminating device can be used with different sources of illumination.
REFERENCES:
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patent: 3699915 (1972-10-01), Greene
patent: 3701900 (1972-10-01), Thuler
patent: 3781536 (1973-12-01), Naeseth et al.
patent: 3828611 (1974-08-01), Shamlian et al.
patent: 3861417 (1975-01-01), Rowe
patent: 4197747 (1980-04-01), Koehler
patent: 4405973 (1983-09-01), Moscarillo
patent: 4581683 (1986-08-01), Reiter et al.
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