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:
Oct. 20, 2009
Filed:
Jun. 29, 2006
Gi Bin Kim, Anyang-si, KR;
Tae Woo Kim, Osan-si, KR;
Gi Bin Kim, Anyang-si, KR;
Tae Woo Kim, Osan-si, KR;
LG Display Co., Ltd., Seoul, KR;
Abstract
A backlight unit that for preventing an optical sheet from moving freely and preventing deterioration of picture quality caused by deformation. The backlight unit of a liquid crystal display device includes a light source; a reflecting sheet disposed in a rear surface of the light source; an optical sheet to direct light emitted from the light source to travel in a direction towards a liquid crystal display panel; and a cover bottom assembly formed to house the light source, the reflection sheet and the optical sheet. The cover bottom assembly comprises support side bottoms formed at two short sides of the cover bottom assembly to dispose the optical sheet thereon, and the support side bottom includes a joining part to fix the optical sheet to the support side bottom using a movable body movable on a surface of the optical sheet.