Battery cell having internal protective layer, and electric device
US12176552B2 · kind B2 · utility
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20Claims
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Assignee
Inventors
Key dates
| Filing date | Mar 28, 2022 |
| Grant date | Dec 24, 2024 |
| Priority date | — |
| Expiry date | Nov 30, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery cell includes an electrode assembly and a packaging bag configured to accommodate the electrode assembly. The electrode assembly includes a first electrode plate, a separator, and a second electrode plate that are stacked. A first tab is disposed on the first electrode plate. The first tab protrudes from the packaging bag. The first tab includes a connecting portion accommodated in the packaging bag. A first insulation layer is disposed on the connecting portion. The first insulation layer includes a free end towards the electrode assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.