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. 22, 2025

Filed:

Sep. 15, 2023
Applicant:

Therm-o-disc, Incorporated, Mansfield, OH (US);

Inventors:

Changcai Zhao, Zhuhai, CN;

Lijuan Huang, Fujian, CN;

Wei Shi, Zhuhai, CN;

Kangsheng Lin, Zhuhai, CN;

Guojun Xiao, Zhuhai, CN;

Rong Guan, Zhuhai, CN;

Xiang Gong, Zhuhai, CN;

Qiang Zhao, Zhuhai, CN;

Assignee:

Therm-O-Disc, Incorporated, Westerville, OH (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01H 37/76 (2006.01);
U.S. Cl.
CPC ...
H01H 37/761 (2013.01); H01H 37/765 (2013.01); H01H 2037/762 (2013.01);
Abstract

A temperature fuse assembly for a high-power DC circuit is provided. The temperature fuse assembly includes a case extending from a first case end to a second case end and an isolated lead projecting from the second case end. A bushing electrically isolates the isolated lead from the case. A high-gauge wire is electrically connected to the case at a first wire end and electrically connected to the isolated lead at a second wire end. A portion of the high-gauge wire is helically wound about an exterior of the bushing. When a temperature of the temperature fuse assembly exceeds a threshold temperature, the temperature fuse assembly is configured to conduct a DC current of the high-power DC circuit through the high-gauge wire. The high-gauge wire is configured to melt under a load of the DC current and interrupt the high-power DC circuit.


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