Power storage cell and method of manufacturing same
US12040470B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Sep 24, 2021 |
| Grant date | Jul 16, 2024 |
| Priority date | — |
| Expiry date | Mar 26, 2042 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A power storage cell includes: an exterior container having a top surface, a bottom surface, and a side surface located between the top surface and the bottom surface; and an insulating film that covers at least the side surface of the exterior container. The insulating film has a juncture on the side surface of the exterior container, and the juncture on the side surface is heat-sealed. A heat-sealed portion on the side surface has a termination portion at a position separated from the top surface or the bottom surface of the exterior container.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.