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, 2019
Filed:
Jan. 29, 2018
Applicant:
Casio Computer Co., Ltd., Shibuya-ku, Tokyo, JP;
Inventors:
Hirofumi Fujikura, Hino, JP;
Kyosuke Ogawa, Tokyo, JP;
Assignee:
CASIO COMPUTER CO., LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 31/00 (2006.01); F21K 9/00 (2016.01); B23P 19/04 (2006.01); F21V 29/70 (2015.01); G03B 21/20 (2006.01); F21V 15/01 (2006.01); G03B 21/14 (2006.01);
U.S. Cl.
CPC ...
F21V 31/005 (2013.01); B23P 19/04 (2013.01); F21K 9/00 (2013.01); F21V 15/01 (2013.01); F21V 29/70 (2015.01); G03B 21/145 (2013.01); G03B 21/2093 (2013.01);
Abstract
A light source unit according to an embodiment includes a device holder including a semiconductor light emitting device; a holder case including an opening where the device holder is disposed; and a dustproof member including a frame-shaped dustproof portion disposed in a gap between an outer periphery of the device holder and a wall surface of the opening.