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:
Feb. 25, 2020

Filed:

May. 23, 2013
Applicant:

Osram Gmbh, Munich, DE;

Inventors:

Yaojun Feng, Guangdong, CN;

Yuanyuan He, Guangdong, CN;

Hua Wang, Guangdong, CN;

Zhian Li, Guangdong, CN;

Assignee:

LEDVANCE GMBH, Garching Bei München, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 29/508 (2015.01); F21V 23/00 (2015.01); F21V 5/04 (2006.01); F21V 29/83 (2015.01); F21Y 105/10 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21V 29/508 (2015.01); F21V 5/048 (2013.01); F21V 23/005 (2013.01); F21V 29/83 (2015.01); F21Y 2105/10 (2016.08); F21Y 2115/10 (2016.08);
Abstract

Various embodiments may relate to an illuminating device. The illuminating device includes a base having a partition board dividing the base into a first accommodating cavity and a second accommodating cavity, a circuit board having light sources and arranged in the first accommodating cavity, and an optical assembly arranged at an opening end of the first accommodating cavity. The partition board, the circuit board and the optical assembly each have at least one air communication structure to enable air from environment to flow into the first accommodating cavity and the second accommodating cavity.


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