Safety vent and electrochemical device
US9397325B2 · kind B2 · utility
8Cited by
1References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2013 |
| Grant date | Jul 19, 2016 |
| Priority date | — |
| Expiry date | Feb 25, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02T10/70
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A safety vent including: a vent 3 that allows gas generated inside a laminate type battery 2 to release to the outside, a gas permeated membrane 4 through which the gas permeates, and a housing case 5 that internally houses the vent 3 and the gas permeated membrane 4, and that is attached to a gas spout out port 24 formed in a laminated exterior casing 21 of the laminate type battery 2.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.