Title:
SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2020/235904
Kind Code:
A1
Abstract:
An embodiment of the present invention relates to a secondary battery and addresses the technical problem of providing a secondary battery capable of improving structural stability. To this end, the present invention provides a secondary battery comprising: a first electrode plate having a first electrode uncoated portion along the upper end thereof; a second electrode plate having a second electrode uncoated portion along the lower end thereof; and a separator interposed between the first electrode plate and the second electrode plate. At least one among the first electrode uncoated portion and the second electrode uncoated portion includes: an electrode assembly having a reinforcing portion for reinforcing verticality; a can for accommodating the electrode assembly; a cap assembly for sealing the can; a first current collector plate coupled to the upper end of the first electrode uncoated portion and electrically connected to the cap assembly; and a second current collector plate coupled to the lower end of the second electrode uncoated portion and electrically connected to the can.
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Inventors:
JEONG HYUN KI (KR)
PARK SUNG SOO (KR)
PARK SUNG SOO (KR)
Application Number:
PCT/KR2020/006502
Publication Date:
November 26, 2020
Filing Date:
May 18, 2020
Export Citation:
Assignee:
SAMSUNG SDI CO LTD (KR)
International Classes:
H01M10/0587; H01M4/70; H01M10/04; H01M10/052; H01M50/533
Foreign References:
| KR20060097987A | 2006-09-18 | |||
| KR101845968B1 | 2018-04-05 | |||
| KR20170000673A | 2017-01-03 | |||
| KR20130017817A | 2013-02-20 | |||
| KR20180119365A | 2018-11-02 |
Attorney, Agent or Firm:
SUNGAM SUH INTERNATIONAL PATENT & LAW FIRM (KR)
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