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:
Sep. 18, 2012
Filed:
Apr. 10, 2009
Tetsuya Hamada, Osaka, JP;
Tetsuya Hamada, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A backlight device () includes: a light guide plate (); a chassis () on which the light guide plate () is mounted; a frame member () having the light guide plate () held between the chassis () and the frame member (); a spot light source () arranged near a side surface of the light guide plate (); a flexible printed circuit board () on which the spot light source () is mounted; and a heat dissipation plate () (part of the chassis ()) bonded through a double-faced adhesive () to the flexible printed circuit board (). The frame member () is provided with a protrusion portion () that is in contact with the flexible printed circuit board () and that presses the flexible printed circuit board () onto the heat dissipation plate (), and a tip portion of the protrusion portion () is so tapered as to be located apart from the flexible printed circuit board ().