US 12,407,069 B2
Battery cell, battery, and electrical device
Lulu Bai, Ningde (CN); Xinxiang Chen, Ningde (CN); Ningsheng Wu, Ningde (CN); Ting Zheng, Ningde (CN); Wenlin Zhou, Ningde (CN); Yulian Zheng, Ningde (CN); and Quankun Li, Ningde (CN)
Assigned to CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong (CN)
Filed by CONTEMPORARY AMPEREX TECHNOLOGY (HONG KONG) LIMITED, Hong Kong (CN)
Filed on Sep. 25, 2024, as Appl. No. 18/896,082.
Application 18/896,082 is a continuation of application No. PCT/CN2022/086390, filed on Apr. 12, 2022.
Prior Publication US 2025/0015441 A1, Jan. 9, 2025
Int. Cl. H01M 50/474 (2021.01); H01M 10/04 (2006.01); H01M 50/103 (2021.01)
CPC H01M 50/474 (2021.01) [H01M 10/0431 (2013.01); H01M 50/103 (2021.01); H01M 2220/20 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A battery cell, comprising:
a shell having an opening and a bottom wall opposite to the opening;
an electrode assembly accommodated in the shell;
a first insulating member used for separating the electrode assembly and the bottom wall; and
a support member, wherein the support member is disposed between the first insulating member and the bottom wall;
wherein:
the first insulating member is provided with a first through hole, and projections of the electrode assembly and the first through hole on the bottom wall do not overlap in a thickness direction of the bottom wall; and
the support member is provided with a second through hole corresponding to the first through hole, and the first through hole and the second through hole are disposed coaxially.