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:
Mar. 05, 2019

Filed:

Dec. 13, 2017
Applicant:

Mitsubishi Electric Corporation, Tokyo, JP;

Inventor:

Kenji Arita, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 8/00 (2006.01);
U.S. Cl.
CPC ...
G02B 6/0088 (2013.01); G02B 6/009 (2013.01); G02B 6/0051 (2013.01); G02B 6/0055 (2013.01); G02B 6/0085 (2013.01);
Abstract

The object of the present invention is to prevent deformation in a light guide plate and display anomalies. When the light guide plate is disposed in the backlight, a cushion rubber abuts a side surface of the light guide plate and a side surface portion of a lower frame to be pressed (squeezed) into the light guide plate and the lower frame. The cushion rubber is disposed lower than the side surface of the light guide plate, and is formed at a height not interfering with optical sheets. A protrusion portion is formed from an upper surface portion of an upper frame in a space between an upper surface portion of the cushion rubber and the upper frame to face the upper surface portion of the cushion rubber.


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