CELL, BATTERY, ELECTRIC DEVICE, AND MANUFACTURING METHOD FOR CELL

WIPO Patent Application WO/2023/133688

A1

The present application provides a cell, a battery, an electric device, and a manufacturing method for the cell. The cell comprises an electrode assembly, a housing and two end covers; the housing is provided with two openings provided in a first direction opposite to each other, and the housing comprises a housing wall surroundingly provided in a circumferential direction and a partition portion provided in the housing wall; the partition portion separates, in a second direction, the internal cavity of the housing into a first cavity and a second cavity independent of each other, wherein the second direction is perpendicular to the first direction; the first cavity is used for accommodating the electrode assembly, and the second cavity forms a flow channel for cooling liquid; the two end covers are correspondingly provided at the two openings; the end covers are sealedly connected to the housing wall, and are sealedly connected to an end surface of the partition portion. The cooling efficiency of the cell of the present application is improved.

CHEN WEI (CN)
SHI DONGYANG (CN)
LI BAIQING (CN)

PCT/CN2022/071369

July 20, 2023

January 11, 2022

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CONTEMPORARY AMPEREX TECHNOLOGY CO LTD (CN)

H01M50/103; H01M10/613; H01M10/654; H01M10/6567; H01M10/6568; H01M50/15; H01M50/169

CN114388933A	2022-04-22
CN216903105U	2022-07-05
CN211907478U	2020-11-10
DE102018207331A1	2019-11-14
CN205752443U	2016-11-30
CN205790227U	2016-12-07
CN112151700A	2020-12-29

CCPIT PATENT AND TRADEMARK LAW OFFICE (CN)

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