END COVER ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

WIPO Patent Application WO/2023/142620

A1

An end cover assembly (100), a battery cell (1000), a battery, and an electrical device. The end cover assembly (100) comprises a top cover (10), an adapter component (20), and a support member (30); a first pressure relief hole (11) is formed in the top cover (10); the adapter component (20) is connected to the top cover (10); second pressure relief holes (221) are formed in the adapter component (20); the second pressure relief holes (221) are staggered from the first pressure relief hole (11) in the penetrating direction of the first pressure relief hole (11); the support member (30) is supported between the top cover (10) and the adapter component (20); the support member (30) is configured to be used for spacing the top cover (10) and the adapter component (20).

WO/2024/110841	BEADING APPARATUS FOR THE PRODUCTION OF A POWER STORAGE DEVICE, MACHINE PROVIDED WITH SAID BEADING UNIT AND RELATIVE BEADING METHOD
WO/2023/141983	BATTERY CELL, BATTERY, ELECTRICAL DEVICE, AND MANUFACTURING METHOD AND DEVICE FOR BATTERY CELL
WO/2023/045672	END COVER, END COVER ASSEMBLY, BATTERY CELL, BATTERY, AND ELECTRICAL DEVICE

DU XIANGLONG (CN)
XU HU (CN)
JIN YIKUANG (CN)

PCT/CN2022/132548

August 03, 2023

November 17, 2022

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CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)

H01M50/152; H01M50/119; H01M50/358

CN217182297U	2022-08-12
CN217182356U	2022-08-12
CN216719997U	2022-06-10
CN107799709A	2018-03-13
CN215342741U	2021-12-28
CN214898799U	2021-11-26
JP2004281116A	2004-10-07

ACIP LAW OFFICES (CN)

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