Integral light guide plate and surface lighting device...

Details Integral light guide plate and surface lighting device... Integral light guide plate and surface lighting device...

2007-04-17

2007-04-17

O'Shea, Sandra (Department: 2875)

Illumination

Edge lighted panel

Light source

C362S620000, C362S626000, C385S129000, C349S065000

Reexamination Certificate

active

10739573

ABSTRACT:
A light guide plate (32), which is made from a transparent plastic sheet, defines an emission surface (37) and a bottom surface (35) on a top end and a bottom end respectively. A number of arcuate recesses (34) are defined in the bottom end thereof. The arcuate recesses are parallel to each other, and adjacent arcuate recesses are separated each other a uniform predetermined distance. A surface lighting device (3) incorporating such light guide plate further includes a number of light sources (31) received in the arcuate recesses respectively, and a reflection board (31) arranged adjacent the bottom surface for reflecting light.

REFERENCES:
patent: 4229783 (1980-10-01), Eberhardt
patent: 4714983 (1987-12-01), Lang
patent: 5046826 (1991-09-01), Iwamoto et al.
patent: 5249104 (1993-09-01), Mizobe
patent: 5438484 (1995-08-01), Kanda et al.
patent: 5479275 (1995-12-01), Abileah
patent: 5575549 (1996-11-01), Ishikawa et al.
patent: 5584556 (1996-12-01), Yokoyama et al.
patent: 5598280 (1997-01-01), Nishio et al.
patent: 5726722 (1998-03-01), Uehara et al.
patent: 5986728 (1999-11-01), Bernard
patent: 6700633 (2004-03-01), Cho
patent: 6874902 (2005-04-01), Yamashita et al.
patent: 2001/0049893 (2001-12-01), Maas et al.
patent: 2001/0055458 (2001-12-01), Ladd
patent: 2002/0024803 (2002-02-01), Adachi et al.
patent: 2004/0042194 (2004-03-01), Hsieh
patent: 2004/0076010 (2004-04-01), Kuo

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