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:
Dec. 11, 2018
Filed:
Jan. 25, 2013
Applicant:
Aps Japan Co., Ltd., Osaka-shi, Osaka, JP;
Inventors:
Assignee:
APS JAPAN CO., LTD., Osaka-shi, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 29/507 (2015.01); F21V 29/67 (2015.01); F21V 29/00 (2015.01); F21V 29/70 (2015.01); F21V 29/83 (2015.01); F21K 9/23 (2016.01); F21K 9/237 (2016.01); F21K 9/238 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 29/507 (2015.01); F21K 9/23 (2016.08); F21V 29/20 (2013.01); F21V 29/67 (2015.01); F21V 29/70 (2015.01); F21V 29/83 (2015.01); F21K 9/237 (2016.08); F21K 9/238 (2016.08); F21Y 2115/10 (2016.08);
Abstract
A lighting device that allows efficient heat discharge from a light source while avoiding accidents such as firing due to a flammable foreign object in contact with the light source or the like and failures such as reduction in luminous efficiency due to dust or the like adhered to and accumulated on the internal surface of a lens unit.