Illuminated indicator gauge
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United States of America Patent
Stats
-
May 26, 1992
Issued Date -
N/A
app pub date -
Apr 12, 1991
filing date -
Dec 27, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An indicator gauge is disclosed, which comprises a meter panel. The meter panel includes a transparent base plate, a transparent colored layer applied to a rear surface of the transparent base plate and a fluorescent transparent substance layer applied to a front surface of the transparent base plate. A visual alarm indicator includes an opaque mark mounted to a given portion of the meter panel, a lamp housing having an open end which is connected to a rear surface of the meter panel in such a manner as to face toward the given portion and an electric lamp installed in the lamp housing. An ultraviolet lamp is arranged in front of the meter panel and generates ultraviolet rays upon electric energization thereof.
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