Title:
ELECTRODE ASSEMBLY, BATTERY CELL, BATTERY AND ELECTRIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/077602
Kind Code:
A1
Abstract:
An electrode assembly (10), comprising a first plate (11), a second plate (12), and a separator (13) arranged between the first plate (11) and the second plate (12), wherein the first plate (11), the second plate (12) and the separator (13) are wound in a winding direction (r) and form a winding structure (100); and at least one of the first plate (11) and the second plate (12) is provided with a flexible separation layer (14) between an end region (15) of at least one end in the winding direction (r) and a separator section of the separator (13) adjacent to the end region (15), and the flexible separation layer (14) protrudes from an edge of the end region (15) in a circumferential direction of the winding structure (100).
Inventors:
CAO DAN (CN)
CHAI ZHISHENG (CN)
GU HUI (CN)
CHAI ZHISHENG (CN)
GU HUI (CN)
Application Number:
PCT/CN2022/125414
Publication Date:
April 18, 2024
Filing Date:
October 14, 2022
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M10/0587
Foreign References:
| CN216720252U | 2022-06-10 | |||
| JPH0547419A | 1993-02-26 | |||
| CN112802993A | 2021-05-14 | |||
| CN1581556A | 2005-02-16 | |||
| CN1801519A | 2006-07-12 | |||
| CN202495507U | 2012-10-17 | |||
| JP2005063680A | 2005-03-10 | |||
| JP2009134915A | 2009-06-18 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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