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. 02, 2013
Filed:
Jan. 21, 2009
Shuki Yamamoto, Osaka, JP;
Tamotsu Satoh, Osaka, JP;
Shuki Yamamoto, Osaka, JP;
Tamotsu Satoh, Osaka, JP;
Sharp Kabushiki Kaisha, Osaka, JP;
Abstract
A lighting deviceof the present invention includes a plurality of light sourcesand a chassisthat accommodates the light sources. The chassisis formed of a plate member and includes a bottom plateof a flat plate and outer rimshaving a folding configuration formed at the edges of the bottom plate. The outer rimincludes a first folded portionand a second folded portionthat is formed by further folding a part of the first folded portion. Since the outer rimhas a double folding configuration, strength of the outer rimitself is increased to suppress distortion of the chassis. Accordingly, uniform brightness is provided.