Spread illuminating apparatus including a housing frame with...

Details Spread illuminating apparatus including a housing frame with... Spread illuminating apparatus including a housing frame with...

2007-05-04

2008-09-02

Le, Que T (Department: 2878)

Radiant energy

Photocells; circuits and apparatus

Housings

C250S216000

Reexamination Certificate

active

07420158

ABSTRACT:
In a spread illuminating apparatus, at least one point light source is disposed at an end wall of an outer frame member, and a subassembly is constituted by a light conductor plate and an inner frame member via first joint means. The subassembly has interface surfaces to make contact with the end wall of the outer frame member, a light inlet face of the light conductor plate is positioned to recede from the interface surface by a predetermined dimension, the first joint means each includes a elastic member to press the light conductor plate toward the interface surfaces, and the subassembly is jointed to the outer frame member via second joint means each constituted by an elastic member to press the interface surfaces toward the end wall of the outer frame member.

REFERENCES:
patent: 6342932 (2002-01-01), Terao et al.
patent: 6538710 (2003-03-01), Jang
patent: 2003/0164903 (2003-09-01), Saito et al.
patent: A 2002-156632 (2002-05-01), None
patent: A-2003-215546 (2003-07-01), None
patent: A-2004-186004 (2004-07-01), None

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