Spread illuminating apparatus

Details Spread illuminating apparatus Spread illuminating apparatus

2007-06-27

2009-08-18

O'Shea, Sandra L (Department: 2875)

Illumination

Edge lighted panel

Housing

C362S026000, C362S027000, C362S634000, C362S362000, C362S600000, C362S612000, C362S616000

Reexamination Certificate

active

07575360

ABSTRACT:
A spread illuminating apparatus includes a point light source, a light conductor plate having a light inlet surface facing the point light source, and a housing frame to hold the point light source and the light conductor plate, wherein the housing frame includes an inner frame member and an outer frame member to enclose the inner frame member, the point light source is disposed at an end wall of the outer frame member, the light conductor plate is held in the inner frame member by joint mechanisms such that the light inlet surface of the light conductor plate is positioned inward of a forefront face of the inner frame member with a predetermined distance therefrom, and wherein the inner frame member is housed in the outer frame member with a predetermined constant clearance provided between the point light source and the light inlet surface of the light conductor plate.

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patent: A-2002-156632 (2002-05-01), None
patent: A 2003-107467 (2003-04-01), None
patent: A 2003-215546 (2003-07-01), None
patent: A 2004-186004 (2004-07-01), None
patent: A 2006-13087 (2006-01-01), None

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