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:
Feb. 24, 2015
Filed:
Jun. 16, 2011
Takaaki Kitada, Chiba, JP;
Takaaki Kitada, Chiba, JP;
Panasonic Liquid Crystal Display Co., Ltd., Hyogo, JP;
Abstract
A backlight unit comprises a circuit board () having, a plurality of LED's () arranged in a matrix, a diffuser panel (), and a support pin () positioned between the circuit board () and the diffuser panel () for supporting the diffuser panel (). The support pin () includes a first fixation portion () inserted in a hole () formed on the circuit board (), a second fixation portion () positioned apart from the first fixation portion (), and a pillar () having a tip end supporting the diffuser panel (). The pillar () and the first fixation portion () are aligned in a direction perpendicular to the circuit board (). According to this backlight unit, it is possible to ensure freedom in wiring around the LED's () and to prevent the pillar () of the support pin () from hindering the light.