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.:
Date of Patent:
Dec. 31, 2024
Filed:
Oct. 17, 2017
Samsung Sdi Co., Ltd., Yongin-si, KR;
Soo Mi Eo, Yongin-si, KR;
Seung Hee Park, Yongin-si, KR;
Jea Woan Lee, Yongin-si, KR;
Jae Min Lim, Yongin-si, KR;
Euy Sun Jung, Yongin-si, KR;
Kyung Hoon Cho, Yongin-si, KR;
Young Kwang Cho, Yongin-si, KR;
Kyeong Yi Heo, Yongin-si, KR;
Samsung SDI Co., Ltd., Yongin-si, KR;
Abstract
Various embodiments of the present invention relate to a secondary battery, and the objective of the present invention is to provide a secondary battery, which has drop-impact resistance, by providing an electrode assembly having a relatively thick inner circumferential and a relatively thin outer circumferential tab. To this end, disclosed is a secondary battery, which comprises an electrode assembly comprising: an anode plate having an inner circumferential tab formed at a wound front end thereof; a separator covering the anode plate; and a cathode plate having an outer circumferential tab formed at a wound distal end thereof.