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. 23, 2024

Filed:

Dec. 20, 2018
Applicant:

Samsung Sdi Co., Ltd., Yongin-si, KR;

Inventor:

Byoung Min Chun, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd., Yongin-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 10/0525 (2010.01); H01M 50/342 (2021.01); H01M 50/574 (2021.01); H01M 50/578 (2021.01);
U.S. Cl.
CPC ...
H01M 50/3425 (2021.01); H01M 10/0525 (2013.01); H01M 50/574 (2021.01); H01M 50/578 (2021.01); H01M 2200/20 (2013.01);
Abstract

The present invention relates to a secondary battery enabling enhanced safety in case of an external short circuit. According to one example, the secondary battery comprises: an electrode assembly; a case for accommodating the electrode assembly; and a cap assembly coupled to the top of the case. The cap assembly comprises: a cap-up; a safety vent provided below the cap-up; a cap-down provided below the safety vent and having a through hole and a gas discharge hole; an insulator provided between the safety vent and the cap-down; a sub-plate provided below the cap-down; and a solder member for electrically connecting the safety vent and the sub-plate. The safety vent and the sub-plate are electrically connected by means of soldering.


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Quick Actions:

Chun, Byoung. (2024). Secondary battery (U.S. Patent No. 12046772). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12046772

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