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:
Aug. 29, 2017
Filed:
Oct. 02, 2015
Applicants:
Takehiro Nishimori, Kanagawa, JP;
Kazuhiro Fujita, Tokyo, JP;
Toshiharu Murai, Kanagawa, JP;
Tatsuya Takahashi, Tokyo, JP;
Takahiro Kado, Kanagawa, JP;
Inventors:
Takehiro Nishimori, Kanagawa, JP;
Kazuhiro Fujita, Tokyo, JP;
Toshiharu Murai, Kanagawa, JP;
Tatsuya Takahashi, Tokyo, JP;
Takahiro Kado, Kanagawa, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 29/00 (2015.01); G03B 21/16 (2006.01); F21V 3/04 (2006.01); F21V 7/00 (2006.01); F21V 29/505 (2015.01); F21V 29/506 (2015.01); F21V 29/60 (2015.01); G03B 21/20 (2006.01); G03B 21/00 (2006.01); F21Y 115/30 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
G03B 21/16 (2013.01); F21V 3/049 (2013.01); F21V 7/00 (2013.01); F21V 29/505 (2015.01); F21V 29/506 (2015.01); F21V 29/60 (2015.01); G03B 21/005 (2013.01); G03B 21/2033 (2013.01); G03B 21/2053 (2013.01); G03B 21/2066 (2013.01); F21Y 2115/10 (2016.08); F21Y 2115/30 (2016.08);
Abstract
A light source device includes a light source section that emits laser light, a reflection and diffusion member that diffuses and reflects the laser light emitted from the light source section, and a cooler that cools the reflection and diffusion member. The cooler includes at least one of an axial fan, an electronic cooling element, and a heat pipe.