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US 2026/0121176 A1Published application
Secondary battery and battery pack
AssigneeAESC Japan Ltd.
InventorYaping Yang
Life of this patent
Estimating the term…
Abstract
The disclosure provides a secondary battery, a battery pack, and an electronic device. The secondary battery includes a housing and an electrode assembly; the housing includes an end wall and a sidewall surrounding the end wall, the sidewall and the end wall are integrally formed by stretching; the electrode assembly is accommodated in the housing; wherein a wall thickness of the end wall is a, a wall thickness of the sidewall is b, 1<a/b<3, and the technical issue of battery performance degradation caused by uneven side pressure of the housing on the electrode assembly may be alleviated.
Claims20
A secondary battery, comprising:
- a housing comprising an end wall and a sidewall surrounding the end wall, and the sidewall and the end wall are integrally formed by stretching;
- an electrode assembly accommodated in the housing;
- wherein a wall thickness of the end wall is a, a wall thickness of the sidewall is b, and 1<a/b<3.
Dependencies are inferred from the claim text.