Vent for cylindrical electrochemical batteries
US7074516B2 · kind B2 · utility
20Cited by
6References
51Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2003 |
| Grant date | Jul 11, 2006 |
| Priority date | — |
| Expiry date | May 30, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01M50/3425
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electrochemical cell is presented having a gasket that is sealed against the container to prevent electrolyte leakage during normal operation. When the internal pressure of the cell reaches a predetermined threshold, the seal is removed, thereby permitting electrolyte to escape through a vent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.