Title:
END COVER ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRIC DEVICE
Document Type and Number:
WIPO Patent Application WO/2024/036554
Kind Code:
A1
Abstract:
The present application provides an end cover assembly, a battery cell, a battery, and an electric device. The end cover assembly comprises an end cover body, a fool-proof structural part, and an electrode terminal; the end cover body comprises a first edge and a second edge which are oppositely arranged in the width direction of the end cover assembly; the fool-proof structural part is located on the side of the end cover body facing the interior of the battery cell; the electrode terminal passes through the end cover body; the electrode terminal comprises a connecting area facing the interior of the battery cell; the connecting area is electrically connected to a tab of the electrode assembly; in the width direction, the distance from the connecting area to the first edge is larger than the distance from the connecting area to the second edge; and the fool-proof structural part is at least partially located on the side of the connecting area close to the first edge. The end cover assembly in embodiments of the present application can improve the production efficiency of battery cells.
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Inventors:
LEI YUYONG (CN)
GUO ZHIJUN (CN)
WANG PENG (CN)
LI CHUAN (CN)
GUO ZHIJUN (CN)
WANG PENG (CN)
LI CHUAN (CN)
Application Number:
PCT/CN2022/113266
Publication Date:
February 22, 2024
Filing Date:
August 18, 2022
Export Citation:
Assignee:
CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)
International Classes:
H01M50/597
Foreign References:
| CN215184437U | 2021-12-14 | |||
| US20150207135A1 | 2015-07-23 | |||
| US20220247043A1 | 2022-08-04 | |||
| CN216750096U | 2022-06-14 | |||
| CN201252123Y | 2009-06-03 | |||
| CN208284512U | 2018-12-25 | |||
| CN216120646U | 2022-03-22 | |||
| CN210576276U | 2020-05-19 |
Attorney, Agent or Firm:
BEIJING EAST IP LTD. (CN)
Download PDF:
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