Cylindrical battery
US9379363B2 · kind B2 · utility
1Cited by
12References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 2012 |
| Grant date | Jun 28, 2016 |
| Priority date | — |
| Expiry date | Oct 21, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A cylindrical battery, including: a battery case having a cylindrical shape; an electrode group disposed in the battery case, the electrode group comprising a positive electrode, a negative electrode, and a separator, the electrode group having a pair of flat outer side surfaces opposed to each other; and a spacer disposed between an inner peripheral surface of the battery case and each of the flat outer side surfaces of the electrode group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.