Spread illuminating apparatus with means for reflecting...

Details Spread illuminating apparatus with means for reflecting... Spread illuminating apparatus with means for reflecting...

2005-01-04

2005-01-04

Husar, Stephen (Department: 2875)

Illumination

Revolving

C362S027000, C362S555000, C362S558000, C362S560000, C362S561000, C362S224000, C362S296040, C362S309000, C362S311040, C362S328000, C362S330000

Reexamination Certificate

active

06837588

ABSTRACT:
A spread illuminating apparatus having a light conductive plate made of a light transmissible material and a bar-like lamp disposed along and close to an end face of the light conductive plate. The spread illuminating apparatus also having a light reflection pattern having a stair-like configuration from a cross-sectional perspective. The light reflection pattern is formed on a major face of the light conductive plate. The spread illuminating apparatus also has a light dispersive-reflection pattern which has, for example, a plurality of convex surfaces which are formed on a major face of the light conductive plate opposite to the major face of the light conductive plate, which is provided with the light reflection pattern.

REFERENCES:
patent: 4924356 (1990-05-01), French et al.
patent: 5420761 (1995-05-01), DuNah et al.
patent: 6290364 (2001-09-01), Koike et al.
patent: 6330111 (2001-12-01), Myers
patent: 6742921 (2004-06-01), Umemoto et al.

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