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. 01, 2025

Filed:

Jun. 20, 2022
Applicant:

Ichikoh Industries, Ltd., Isehara, JP;

Inventors:

Takaaki Tsuchiya, Isehara, JP;

Kenji Matsuoka, Isehara, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21S 43/19 (2018.01); F21S 41/141 (2018.01); F21S 41/19 (2018.01); F21S 43/14 (2018.01); F21S 45/47 (2018.01);
U.S. Cl.
CPC ...
F21S 45/47 (2018.01); F21S 41/141 (2018.01); F21S 41/192 (2018.01); F21S 43/14 (2018.01); F21S 43/195 (2018.01);
Abstract

It is desirable that light functions such as a daytime running lamp, a positioning lamp, and a turn indicator lamp each take an optimal heat dissipation structure. A first light function and a second light function for executing light functions such as a daytime running lamp, a positioning lamp, and a turn indicator lamp are executed by LEDs each including a light source, protection resin, and a light source plate. An LED for the first light function is provided on an upper surface of a heatsink, and an LED for the second light function is provided on a substrate separate from the heatsink. The substrate is mounted at a position on the upper surface of the heatsink so that the first light function and the second light function are respectively performed.


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