Illumination light transmitting device
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United States of America Patent
Stats
-
Apr 17, 1990
Grant Date -
N/A
app pub date -
Sep 15, 1988
filing date -
Jan 16, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An illumination light transmitting device comprising a rectangular illumination light transmitting body and a light source disposed outside an illumination range of the body or at an end portion of the body. The body has an illuminating portion formed with an oblique surface at the other end portion of the body on the opposite side of the light source. The oblique surface is formed with plural curved grooves. The light from the light source is transmitted through the body and is reflected on the curved grooves in various directions, thereby ensuring uniform illumination with effective irregular reflection.
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