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Patent Searching and Data


Title:
ELECTRODE ASSEMBLY, SECONDARY BATTERY INCLUDING SAME, AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2019/208985
Kind Code:
A1
Abstract:
The present invention provides an electrode assembly, which can reduce resistance and improve a process property, a secondary battery including same, and a method for manufacturing same. For example, disclosed is an electrode assembly comprising: a first electrode plate having a first electrode tab attached thereto; a plurality of second electrode plates having second electrode tabs attached thereto, respectively; and a separator interposed between the first electrode plate and the plurality of second electrode plates, wherein the first electrode plate, the separator, and the plurality of second electrode plates are wound in a state of being stacked on one another, and the second electrode tabs are formed to be symmetrical to each other on the basis of a winding center thereof.

Inventors:
JEONG, Hyun Ki (150-20, Gongse-ro,Giheung-Gu, Yongin-Si, Gyeonggi-do, 17084, KR)
CHOI, Min Yeol (150-20, Gongse-ro,Giheung-Gu, Yongin-Si, Gyeonggi-do, 17084, KR)
Application Number:
KR2019/004807
Publication Date:
October 31, 2019
Filing Date:
April 22, 2019
Export Citation:
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Assignee:
SAMSUNG SDI CO., LTD. (150-20, Gongse-ro,Giheung-Gu, Yongin-Si, Gyeonggi-do, 17084, KR)
International Classes:
H01M10/04; H01M2/26; H01M10/0587
Foreign References:
JP2004234994A2004-08-19
KR20180036455A2018-04-09
KR20180022429A2018-03-06
KR100462128B12004-12-17
KR20160129571A2016-11-09
Attorney, Agent or Firm:
SUNGAM SUH INTERNATIONAL PATENT & LAW FIRM (9th Floor, 114 Yeoksam-ro,,Gangnam-Gu, Seoul, 06252, KR)
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