US 12,494,557 B2
Battery cell, battery, and electric apparatus
Haizu Jin, Ningde (CN); Xinzhan Wu, Ningde (CN); Zhenhua Li, Ningde (CN); Kaijie You, Ningde (CN); and Wenwei Chen, 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 Aug. 23, 2022, as Appl. No. 17/894,015.
Application 17/894,015 is a continuation of application No. PCT/CN2020/113796, filed on Sep. 7, 2020.
Prior Publication US 2022/0416375 A1, Dec. 29, 2022
Int. Cl. H01M 50/54 (2021.01)
CPC H01M 50/54 (2021.01) [H01M 2220/20 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A battery cell, comprising:
an electrode assembly, comprising a body portion, a first tab, and a second tab with a polarity opposite to that of the first tab, wherein:
a first size L1 of the body portion in a length direction thereof is greater than a second size L2 of the body portion in a width direction thereof;
the first tab is located on at least one end of the body portion in the width direction, the first tab has a third size L3 in the length direction, and the first size L1, the second size L2, and the third size L3 satisfy 0.5L2≤L3≤L1; and
the first tab comprises two first sub-tabs, and the two first sub-tabs are respectively located on two ends of the body portion in the width direction;
a first electrode terminal, located on a side of the electrode assembly in the length direction; and
a first adapting component, comprising a first adapting plate and two second adapting plates, wherein the first adapting plate is configured to be connected to the first electrode terminal, and the two second adapting plates are configured to be connected to the two first sub-tabs respectively.