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:
Mar. 26, 2024

Filed:

Jan. 09, 2022
Applicant:

Xiamen Pvtech Co., Ltd., Fujian, CN;

Inventors:

Fuxing Lu, Fujian, CN;

Rongtu Liu, Fujian, CN;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01H 37/76 (2006.01); F21V 25/10 (2006.01); H01H 37/04 (2006.01); H01H 37/34 (2006.01); H05K 1/02 (2006.01); H05K 3/28 (2006.01);
U.S. Cl.
CPC ...
H01H 37/761 (2013.01); H05K 1/0201 (2013.01); H05K 2201/10181 (2013.01);
Abstract

A method for increasing the protection range of a thermal fuse, which includes the following steps: disposing the thermal fuse on a circuit board including a circuit loop, a first heat generating element and a second heat generating element; the second heat generating element is electrically connected to the circuit loop; electrically connecting the first heat generating element to the circuit loop; and disposing the heat conducting material on the circuit loop and making the heat conducting material cover the thermal fuse, the first heat generating element and the second heat generating element.


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