US 12,469,909 B2
Cover assembly for battery and battery
Weidong Xu, Fujian (CN); Qiqi Huo, Fujian (CN); Nan Zhang, Fujian (CN); Ziqi Yi, Fujian (CN); and Zuyu Wu, Fujian (CN)
Assigned to HITHIUM TECH HK LIMITED, Hongkong (CN)
Filed by Hithium Tech HK Limited, HongKong (CN)
Filed on Aug. 14, 2022, as Appl. No. 17/887,484.
Claims priority of application No. 202121929993.2 (CN), filed on Aug. 17, 2021.
Prior Publication US 2023/0053460 A1, Feb. 23, 2023
Int. Cl. H01M 50/155 (2021.01); H01M 50/148 (2021.01); H01M 50/152 (2021.01); H01M 50/409 (2021.01)
CPC H01M 50/155 (2021.01) [H01M 50/152 (2021.01); H01M 50/154 (2021.01); H01M 50/409 (2021.01)] 16 Claims
OG exemplary drawing
 
1. A cover assembly for a battery, the cover assembly comprising:
an elastic cover;
an insulating cover embedded in one end of the elastic cover;
a frame support member embedded in the other end of the elastic cover; and
a terminal assembly, comprising a terminal penetrating the insulating cover and the elastic cover,
wherein the elastic cover is engaged with at least one of the insulating cover and the terminal assembly through a recess-protrusion structure, and wherein the terminal penetrates the recess-protrusion structure,
wherein the terminal assembly further comprises a fixing member, and a top end of the terminal abuts against a top end surface of the elastic cover via the fixing member,
wherein the frame support member is an annular metal plate, and the elastic cover further has an annular separation protrusion disposed on a top end surface thereof, the fixing member and the annular metal plate are separable in a radial direction of the annular separation protrusion.