Title:
ELECTRODE ASSEMBLY
Document Type and Number:
WIPO Patent Application WO/2024/058515
Kind Code:
A1
Abstract:
The present invention provides an electrode assembly having a structure in which a negative electrode, a separator, and a positive electrode are wound in a state of being stacked on each other and having a center hole formed at the center thereof, the electrode assembly comprising: a negative electrode wound in a state where a negative electrode tab is bonded at a predetermined position; and a positive electrode having an inner end disposed closer to the center hole and an outer end which is an end opposite to the inner end and is disposed farther from the center hole, wherein the negative electrode, the separator, and the positive electrode are wound such that an inner end of the negative electrode is disposed closer to the center hole than the inner end of the positive electrode, and when the inner end of the positive electrode and the center point of the center hole are connected through a virtual line, the virtual line passes through the negative electrode tab.
Inventors:
LEE BYOUNG KOOK (KR)
KIM BYUNG SUP (KR)
KIM HYOUNG KWON (KR)
KIM BYUNG SUP (KR)
KIM HYOUNG KWON (KR)
Application Number:
PCT/KR2023/013587
Publication Date:
March 21, 2024
Filing Date:
September 11, 2023
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H01M10/0587; H01M4/02; H01M50/533
Foreign References:
| JPH05101815A | 1993-04-23 | |||
| KR100918409B1 | 2009-09-24 | |||
| KR20010054738A | 2001-07-02 | |||
| JPH07120533B2 | 1995-12-20 | |||
| JP2006128104A | 2006-05-18 |
Attorney, Agent or Firm:
BAE, KIM & LEE IP (KR)
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