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US 2026/0196687 A1Published application
Battery cell, battery, and electric apparatus
AssigneeContemporary Amperex Technology (Hong Kong) Limited
InventorsShengwang CHEN, Zhijun GUO, Peng WANG
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Abstract
A battery cell includes an electrode assembly, a housing, and an electrode terminal. The electrode assembly includes a tab. The housing is configured to accommodate the electrode assembly. The electrode terminal is disposed in the housing and electrically connected to the tab. The electrode terminal is provided with a through hole, where the through hole is configured for injecting an electrolyte into an inner space of the housing.
Claims20
A battery cell, comprising:
- an electrode assembly, comprising a tab;
- a housing, configured to accommodate the electrode assembly;
- and
- an electrode terminal, disposed in the housing and electrically connected to the tab, the electrode terminal being provided with a first through hole, and the first through hole being configured for injecting an electrolyte into an inner space of the housing;
- wherein:
- the electrode assembly is a winding structure, and the electrode assembly has a second through hole at a winding center of the winding structure;
- and
- the first through hole communicates with the second through hole, so that the electrolyte injected through the first through hole is capable of flowing into the second through hole.
5 more elements
Dependencies are inferred from the claim text.