The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 19, 2016

Filed:

Aug. 14, 2013
Applicant:

Sharp Kabushiki Kaisha, Osaka, JP;

Inventors:

Kazuya Kondoh, Osaka, JP;

Tsuyoshi Ozeki, Osaka, JP;

Mamoru Ohashi, Osaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01); H04N 5/44 (2011.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0088 (2013.01); G02B 6/0083 (2013.01); G02B 6/0085 (2013.01); G02F 1/133603 (2013.01); G02F 1/133608 (2013.01); H04N 5/44 (2013.01); G02B 6/0055 (2013.01); G02B 6/0068 (2013.01);
Abstract

A backlight device is provided with the following: LEDs; a light guide plate formed in a rectangular plate shape and having at the end surfaces thereof a light-receiving face opposing the LEDs and a reflection surface disposed on the side opposite the light-receiving face, and having on the plate surface thereof a light-emitting surface that emits light; a portion to be supported provided to the corner part, from among the corner parts of the light guide plate, that is disposed on the opposite surface side; a supporting portion that supports the light guide plate in a first direction and a second direction by coming into contact with the portion to be supported, when the first direction is a direction in which the LEDs and the light guide plate are lined up, and the second direction is a direction that is orthogonal to the first direction and that follows along the light-emitting surface of the light guide plate; and a inclined portion that is provided to the portion to be supported and that forms a slanted shape with respect to both the first direction and the second direction, and by facing outward in the second direction is distanced from the LEDs in the first direction.


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