Title:
BATTERY CELL AND MANUFACTURING METHOD THEREFOR, BATTERY, AND ELECTRIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/082091
Kind Code:
A1
Abstract:
Provided in the embodiments of the present application are a battery cell and a manufacturing method therefor, a battery, and an electric device. The battery cell (100) comprises: a housing (10), which is provided with a first electrode lead-out portion (22) and a second electrode lead-out portion that have opposite polarities; an electrode assembly (3), which is provided in the housing (10), the electrode assembly (3) comprising an electrode body (31), and a first tab (32) and a second tab (33) led out from the same side of the electrode body (31); and a current collecting assembly (4), which is provided on the side of the electrode body (31) close to the first tab (32) and the second tab (33). The current collecting assembly (4) comprises a first current collector (42) and a second current collector (43), wherein the first current collector (42) electrically connects the first tab (32) to the first electrode lead-out portion (22), and the second current collector (43) electrically connects the second tab (33) to the second electrode lead-out portion.
Inventors:
SUN DONGSHENG (CN)
CHAI ZHISHENG (CN)
GU HUI (CN)
CHI QINGKUI (CN)
JIN HAIZU (CN)
CHAI ZHISHENG (CN)
GU HUI (CN)
CHI QINGKUI (CN)
JIN HAIZU (CN)
Application Number:
PCT/CN2022/125655
Publication Date:
April 25, 2024
Filing Date:
October 17, 2022
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M50/107
Foreign References:
| CN115051084A | 2022-09-13 | |||
| CN114792868A | 2022-07-26 | |||
| JP2021022482A | 2021-02-18 |
Attorney, Agent or Firm:
CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)
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