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.

Date of Patent:
Jun. 17, 2014

Filed:

Sep. 26, 2011
Applicants:

Toshizo Nishi, Matsumoto, JP;

Akira Momose, Shiojiri, JP;

Ryo Okamura, Matsumoto, JP;

Takahiro Takizawa, Suzaka, JP;

Inventors:

Toshizo Nishi, Matsumoto, JP;

Akira Momose, Shiojiri, JP;

Ryo Okamura, Matsumoto, JP;

Takahiro Takizawa, Suzaka, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B 21/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

A light source device includes a light emitting tube having a light emitting section configured to emit light, a first reflecting member configured to reflect the light emitted from the light emitting section, and a rectifying member disposed between the light emitting section and the first reflecting member, and configured to rectify a cooling fluid configured to cool the light emitting tube, and the rectifying member includes a rectifying surface configured to guide the cooling fluid flowing toward the rectifying member to the light emitting section, and a pair of standing surfaces standing from both ends of the rectifying surface.


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