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:
Jul. 03, 2018

Filed:

Dec. 20, 2015
Applicant:

Lextar Electronics Corporation, Hsinchu, TW;

Inventors:

Shih-Kai Lin, Tainan, TW;

Yu-Min Lin, New Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21S 8/10 (2006.01); F21S 41/143 (2018.01); F21S 41/255 (2018.01); F21S 41/43 (2018.01); F21S 45/47 (2018.01);
U.S. Cl.
CPC ...
F21S 41/143 (2018.01); F21S 41/255 (2018.01); F21S 41/43 (2018.01); F21S 45/47 (2018.01);
Abstract

An LED headlight includes a lens, a heat sink, at least one LED module and a shelter. The lens includes a focal length and a focal plane, wherein the focal plane extends from a focal point of the lens and is perpendicular to an optical axis of the lens. The heat sink is arranged along the optical axis of the lens, and a distance between the heat sink and the lens is greater than a distance between the focal point and the lens. The at least one LED module is arranged along the optical axis of the lens and in contact with the heat sink, a distance between the LED module and the lens is greater than the distance between the focal point and the lens. The shelter is arranged along the focal plane and configured to block light emitted from the LED module.


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