Secondary battery
US8647759B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 30, 2012 |
| Grant date | Feb 11, 2014 |
| Priority date | — |
| Expiry date | Aug 4, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A secondary battery includes an electrode assembly including a first electrode, a second electrode, and a separator between the first electrode and the second electrode, a case accommodating the electrode assembly, a cap assembly including a cap plate having a first through-hole and coupled to the case and a short-circuiting member electrically coupled to one of the first and second electrodes, and a displacement plate in the first through-hole and spaced from a bottom surface of the short-circuiting member at a first position, and configured to be separated from the first through-hole and to contact the bottom surface of the short-circuiting member at a second position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.