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.
Patent No.:
Date of Patent:
Apr. 05, 2016
Filed:
Jan. 25, 2013
Sharp Kabushiki Kaisha, Osaka-shi, Osaka, JP;
Mitsuru Hosoki, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A backlight unit includes a chassis, an LED, a light guide plate, a duct member, and dissipative LED attachment portion. The chassis includes a light exit portion through which light exits. The LED is arranged close to an end portion of the chassis. The light guide plate is arranged closer to a middle area of the chassis than the LED and light from the LED is guided toward the light exit portion thereby. The duct member is arranged on the side opposite to the light exit portion side of the chassis and has an air passage therein. The dissipative LED attachment portion is provided to the duct member and includes one part facing the air passage and another part protruding to inside of the chassis and to which the LED is attached.