Title:
BATTERY CELL COMPRISING EXTENDED ELECTRODE LEAD
Document Type and Number:
WIPO Patent Application WO/2017/119675
Kind Code:
A1
Abstract:
The present invention provides a battery cell comprising: an electrode assembly having a structure of a cathode, an anode, and a separator interposed between the cathode and the anode; electrode tabs protruding from both ends of the electrode assembly to the cathode and the anode; electrode leads which are coupled with the electrode tabs so as to be electrically connected therewith, and are branched in the first lateral direction and/or the second lateral direction of the electrode assembly, so as to increase lengths or areas thereof; and a battery case having an accommodation unit in which the electrode assembly is accommodated.
Inventors:
KIM YONG JUN (KR)
KIM SEOK KOO (KR)
BAE JI HEE (KR)
CHUNG SEUNG HYUN (KR)
CHOI JONG HWAN (KR)
KIM SEOK KOO (KR)
BAE JI HEE (KR)
CHUNG SEUNG HYUN (KR)
CHOI JONG HWAN (KR)
Application Number:
PCT/KR2016/015542
Publication Date:
July 13, 2017
Filing Date:
December 30, 2016
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M10/04; B01J20/00; H01M10/52; H01M50/531; H01M50/105; H01M50/211
Foreign References:
| JP2013164977A | 2013-08-22 | |||
| KR20130043734A | 2013-05-02 | |||
| KR20130038142A | 2013-04-17 | |||
| JP2005129442A | 2005-05-19 | |||
| JP2014038817A | 2014-02-27 |
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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