Lighting device and display device using the lighting device

Details Lighting device and display device using the lighting device Lighting device and display device using the lighting device

1997-03-13

1998-01-06

Husar, Stephen F.

Illumination

Illuminated scale or dial

Edge illuminated modifier or light rod/pipe

362 31, 362328, 362330, 362339, 349 65, G01D 1128

Patent

active

057047030

ABSTRACT:
A lighting device includes a light source, a light conducting plate having an incident surface receiving light emitted from the light source, a back surface and a light-emitting surface, and a reflection member having a first portion facing the back surface, and a second portion located on a side opposite to a side of the light conducting plate on which the light source is located. The second portion is spaced apart from the light conducting plate so that light emitted from the light conducting plate is oriented toward an emission surface of the lighting device.

REFERENCES:
patent: 5050946 (1991-09-01), Hathaway et al.
patent: 5408388 (1995-04-01), Kobayashi et al.
patent: 5414599 (1995-05-01), Kaneko et al.
patent: 5438484 (1995-08-01), Kanda et al.

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