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:
Jun. 13, 2006
Filed:
Jul. 02, 2003
Masaki Shimizu, Tochigi, JP;
Masaki Shimizu, Tochigi, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A liquid crystal display device has a plurality of lamps, a light diffusion plate and/or an optical sheet, a shield portion for accommodating the lamps, the light diffusion plate and/or the optical sheet. There is a liquid crystal display panel located opposite to one side of the light diffusion plate and/or the optical sheet opposed each with the other side to the lamps. The light diffusion plate and/or the optical sheet each have a vent, and a lamp chamber formed in the lamp-accommodating side of the light diffusion plate and/or the optical sheet. There is an LCD panel chamber formed in the LCD panel-disposing side of the light diffusion plate and/or an optical sheet that communicate with each other through the vent of the light diffusion plate and/or optical sheet.