Title:
CYLINDRICAL BATTERY AND CURRENT COLLECTOR APPLIED THERETO, AND BATTERY PACK AND VEHICLE INCLUDING SUCH CYLINDRICAL BATTERY
Document Type and Number:
WIPO Patent Application WO/2023/101352
Kind Code:
A1
Abstract:
The present invention provides a current collector which is applied to a cylindrical battery and electrically connects an electrode assembly and a battery housing. The current collector may comprise: a loop-shaped part for surrounding the circumference of the central axis of an electrode assembly so as to enable defining an opening area for exposing an electrode tab comprising a non-coated portion on one end portion of the electrode assembly; a tab coupling part extending toward the opening area from the inner side of the loop-shaped part adjacent to the opening area, and coupling to the electrode tab which is exposed through the opening area; and a housing coupling part coupled to a battery housing by extending toward the inner circumferential surface of the battery housing from the outer side of the loop-shaped part.
Inventors:
LIM JAE-WON (KR)
KIM HAK-KYUN (KR)
LEE JE-JUN (KR)
JUNG JI-MIN (KR)
CHOI SU-JI (KR)
KIM HAK-KYUN (KR)
LEE JE-JUN (KR)
JUNG JI-MIN (KR)
CHOI SU-JI (KR)
Application Number:
PCT/KR2022/019008
Publication Date:
June 08, 2023
Filing Date:
November 28, 2022
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M50/538; H01M10/04; H01M50/167; H01M50/183; H01M50/213
Foreign References:
| KR20050094662A | 2005-09-28 | |||
| JP2018045994A | 2018-03-22 | |||
| JP2012094473A | 2012-05-17 | |||
| KR20100089092A | 2010-08-11 | |||
| JP2004095487A | 2004-03-25 | |||
| KR20210169769A | ||||
| KR20220088437A | 2022-06-27 | |||
| US6677082B2 | 2004-01-13 | |||
| US6680143B2 | 2004-01-20 |
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (KR)
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