Hydrogen containment cover assembly for sealing the cell can of a rechargeable electrochemical hydrogen storage cell
US5171647A · kind A · utility
17Cited by
2References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 10, 1990 |
| Grant date | Dec 15, 1992 |
| Priority date | — |
| Expiry date | Dec 10, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A resealable, ventable hydrogen impermeable cover assembly for sealing a rechargeable, metal hydride hydrogen storage alloy electrochemical cell. The cover assembly includes, inter alia, a multilayered vent septum comprising at least one layer of a substantially hydrogen impermeable, highly compressible material and at least one layer of a high durometer hardness material exhibiting low pressure hysteresis.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.