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:
May. 26, 2020

Filed:

Dec. 18, 2018
Applicant:

Stanley Electric Co., Ltd., Tokyo, JP;

Inventors:

Koichiro Ano, Sagamihara, JP;

Nobuo Kato, Hadano, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 43/31 (2018.01); F21S 43/14 (2018.01); H05K 1/18 (2006.01); F21V 31/00 (2006.01); F21S 43/19 (2018.01); F21S 41/19 (2018.01); F21S 41/143 (2018.01); F21S 41/33 (2018.01); F21W 103/10 (2018.01); F21S 45/47 (2018.01); F21Y 105/12 (2016.01); F21Y 115/10 (2016.01);
U.S. Cl.
CPC ...
F21S 43/14 (2018.01); F21S 41/143 (2018.01); F21S 41/192 (2018.01); F21S 41/194 (2018.01); F21S 41/336 (2018.01); F21S 43/195 (2018.01); F21S 43/31 (2018.01); F21V 31/005 (2013.01); H05K 1/181 (2013.01); F21S 45/47 (2018.01); F21W 2103/10 (2018.01); F21Y 2105/12 (2016.08); F21Y 2115/10 (2016.08); H05K 2201/10106 (2013.01); H05K 2201/10287 (2013.01); H05K 2201/10522 (2013.01);
Abstract

A light source unit for a vehicle headlight includes a circuit board on which four light emitting devices are disposed at each of four directions with respect to a center thereof, and a reflector provided on the circuit board so as to surround the four light emitting devices, wherein the circuit board includes four side areas in which the four light emitting devices are disposed, one center area disposed at a center of the four side areas and four corner areas disposed at corner sections next to the four side areas, and the reflector includes eight first reflective surfaces provided to divide spaces between each of the side areas and the corner areas, and four second reflective surfaces provided to divide sides of each of side areas opposite to the center area.


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