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. 12, 2022

Filed:

Nov. 17, 2016
Applicant:

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

Inventors:

Seunghee Park, Yongin-si, KR;

Jeawoan Lee, Yongin-si, KR;

Youngchang Lim, Yongin-si, KR;

Euysun Jung, Yongin-si, KR;

Soomi Eo, Yongin-si, KR;

Kyunghoon Cho, Yongin-si, KR;

Kyung Kim, Yongin-si, KR;

Kwonchul Kim, Yongin-si, KR;

Jaemin Im, Yongin-si, KR;

Assignee:

Samsung SDI Co., Ltd., Gyeonggi-do, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/02 (2006.01); H01M 2/06 (2006.01); H01M 2/30 (2006.01); H01M 10/04 (2006.01); H01M 50/116 (2021.01); H01M 50/10 (2021.01); H01M 50/172 (2021.01); H01M 50/531 (2021.01); H01M 50/543 (2021.01);
U.S. Cl.
CPC ...
H01M 50/116 (2021.01); H01M 10/0413 (2013.01); H01M 50/10 (2021.01); H01M 50/172 (2021.01); H01M 50/531 (2021.01); H01M 50/543 (2021.01); H01M 10/0431 (2013.01); H01M 2220/20 (2013.01); H01M 2220/30 (2013.01);
Abstract

A secondary battery is disclosed. In one aspect, the secondary battery includes an electrode assembly, a case accommodating the electrode assembly and a lead member extending from the electrode assembly to outside of the case. The secondary battery also includes an insulation member at least partially covering the lead member, the insulation member having an exterior portion that is located outside the case and an interior portion that is located inside the case, wherein the interior portion has a first thickness, and wherein at least part of the exterior portion has a second thickness less than the first thickness. The secondary battery may have a compact structure, and insulation characteristics of the secondary battery may be improved.


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