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. 03, 2026

Filed:

Oct. 13, 2022
Applicant:

Lg Energy Solution, Ltd., Seoul, KR;

Inventors:

Hak Sik Lee, Daejeon, KR;

Jun Wan Kim, Daejeon, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/46 (2006.01); H01M 10/04 (2006.01); H02J 7/00 (2006.01); H02J 7/70 (2026.01);
U.S. Cl.
CPC ...
H02J 7/70 (2026.01); H01M 10/0404 (2013.01); H02J 7/875 (2026.01);
Abstract

A pressurizing channel includes a pair of pressurized plates disposable on opposite sides of a secondary battery with the secondary battery interposed therebetween. Each pressurizing plate includes a body part formed with a material that has a first coefficient of thermal expansion; and an exterior part that connects to opposite ends of the body part and includes a thermal expansion part containing a material that has a second coefficient of thermal expansion, which is greater than the first coefficient of thermal expansion. An apparatus for charging and discharging a secondary battery having a plurality of pressurizing channels is also provided.


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Lee, Hak. (2026). Pressurizing channel and secondary battery charging/discharging device comprising same (U.S. Patent No. 12785426). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12785426

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