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. 07, 2009
Filed:
Dec. 23, 2005
Takaharu Adachi, Daito, JP;
Tadashi Renbutsu, Kasai, JP;
Shoji Okazaki, Higashiosaka, JP;
Sanyo Electric Co., Ltd., Moriguchi-shi, JP;
Abstract
A light source device () includes a light source () constructed by a light emitter () surrounded by a reflector (); and a supporting member () for holding the reflector (), and passages of cooling air are formed above and below the reflector (). First and second openings () and () as passages of cooling air are opened in upper and lower portions, respectively, of the reflector (). Near the opening () on the lower side, a wind direction switching member () is disposed on the supporting member (). The wind direction switching member () makes cooling air from the opening () flow upward to a side of the light emitter () in a state where the supporting member () is placed on a desk, and makes the cooling air flow directly to an upper portion of the light emitter () via the opening () in a state where the supporting member () is hung from a ceiling.