Cell and package device
US11245146B2 · kind B2 · utility
0Cited by
1References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 5, 2019 |
| Grant date | Feb 8, 2022 |
| Priority date | — |
| Expiry date | Oct 21, 2039 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The application provides a cell and a package device. The cell comprises a first end surface including a flat portion and a recess portion, and the flat portion and the recess portion are spaced apart from each other. The purpose of the present application is to provide a cell and a package device, which can overcome the disadvantages on the surface of the planar sealing head of the conventional package device, and improve the package efficiency and reliability of the battery.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.