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:
Nov. 07, 2023

Filed:

Jan. 06, 2023
Applicant:

SL Corporation, Daegu, KR;

Inventors:

Jin Young Jung, Gyeongsan-si, KR;

Seo Young Kim, Gyeongsan-si, KR;

Assignee:

SL Corporation, Daegu, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F21S 41/32 (2018.01); F21S 41/14 (2018.01);
U.S. Cl.
CPC ...
F21S 41/321 (2018.01); F21S 41/18 (2018.01);
Abstract

A lamp module includes a light source unit that generates light; and a light guide unit that emits at least a portion of the light incident from the light source unit to generate a beam pattern. The light guide unit comprises a light incident portion configured to receive at least a portion of the light incident from the light source unit; a light emitting portion configured to emit at least a portion of the light incident through the light incident portion; and a transmission portion disposed between the light incident portion and the light emitting portion and configured to transmit at least a portion of the light incident through the light incident portion to the light emitting portion. The transmission portion comprises a shield portion including an edge portion formed along a rear focal plane of the light emitting portion and configured to obstruct a portion of the light.


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