Title:
SECONDARY BATTERY AND METHOD FOR MANUFACTURING SAME
Document Type and Number:
WIPO Patent Application WO/2011/037335
Kind Code:
A3
Abstract:
The present invention relates to a secondary battery comprising: an electrode assembly including a first electrode plate, a second electrode plate and a separator; a case having an accommodating portion for accommodating the electrode assembly and an electrolyte; a notch cut up to a predetermined length on at least one surface of at least one tab from between a first tab connected to the first electrode plate and a second tab connected to the second electrode plate, in the widthwise direction of the tab, such that the first tab and the second tab are connected to the respective leads penetrating through the case; and a blowing agent applied to the tab in the widthwise direction of the tab along a line that substantially the same as the notch.
Inventors:
JEON JI-HOON (KR)
CHOI SEUNG-DON (KR)
CHOI DAE-SIK (KR)
YUN NAN-JI (KR)
JU YONG-KYU (KR)
CHOI SEUNG-DON (KR)
CHOI DAE-SIK (KR)
YUN NAN-JI (KR)
JU YONG-KYU (KR)
Application Number:
PCT/KR2010/005962
Publication Date:
July 21, 2011
Filing Date:
September 02, 2010
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
JEON JI-HOON (KR)
CHOI SEUNG-DON (KR)
CHOI DAE-SIK (KR)
YUN NAN-JI (KR)
JU YONG-KYU (KR)
JEON JI-HOON (KR)
CHOI SEUNG-DON (KR)
CHOI DAE-SIK (KR)
YUN NAN-JI (KR)
JU YONG-KYU (KR)
International Classes:
H01M50/536; H01M10/04
Foreign References:
| KR20000019214A | 2000-04-06 | |||
| JP2007109548A | 2007-04-26 | |||
| KR20090067580A | 2009-06-25 |
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (8F. 1536-7,Seocho-dong, Seocho-gu, Seoul 137-872, KR)
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Claims:
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