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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.

Patent No.:

US 12482621 B1

PDFFull Text
Date of Patent:
Nov. 25, 2025

Filed:

Mar. 22, 2021

Connecting structure between lead-out pins of auxiliary stationary contacts and yoke plate of dc relay

Applicant:

Xiamen Hongfa Electric Power Controls Co., Ltd., Xiamen, CN;

Inventors:

Shuming Zhong, Xiamen, CN;

Zhuxiong Wu, Xiamen, CN;

Yaosheng Hong, Xiamen, CN;

Wenguang Dai, Xiamen, CN;

Songsheng Chen, Xiamen, CN;

Assignee:

Xiamen Hongfa Electric Power Controls Co., Ltd., Xiamen, CN;

Attorney:

Wolf, Greenfield & Sacks, P.C.

Primary Examiner:

Shawki S Ismail

Assistant Examiner:

Lisa N Homza

Int. Cl.
CPC ...
H01H 50/14 (2006.01); H01H 50/02 (2006.01); H01H 50/36 (2006.01); H01H 50/54 (2006.01);
U.S. Cl.
CPC ...
H01H 50/14 (2013.01); H01H 50/02 (2013.01); H01H 50/36 (2013.01); H01H 50/541 (2013.01); H01H 50/546 (2013.01);
Abstract

A connecting structure between lead-out pins of auxiliary stationary contacts and a yoke plate of a DC relay, includes a yoke plate and a plurality of auxiliary stationary contact lead-out terminal assemblies mounted on the yoke plate; each auxiliary stationary contact lead-out terminal assembly includes a lead-out pins, a glass material body and a kovar alloy part; the lead-out terminal, the glass material body and the kovar alloy part are connected into a whole by sintering, and the lead-out terminal and the kovar alloy part are insulated from each other by glass material; the auxiliary stationary contact lead-out terminal assembly is welded and fixed to the yoke plate through the kovar alloy part.

Find Patent Forward Citations

Zhong, Shuming. (2025). Connecting structure between lead-out pins of auxiliary stationary contacts and yoke plate of dc relay (U.S. Patent No. 12482621). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12482621

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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