End plate assembly having a two-phase fluid-filled bladder and method for compressing a fuel cell stack
US6200698A · kind A · utility
29Cited by
18References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 11, 1999 |
| Grant date | Mar 13, 2001 |
| Priority date | — |
| Expiry date | Aug 11, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An end plate assembly is disclosed for use in a fuel cell assembly in which the end plate assembly includes a housing having a cavity, and a bladder receivable in the cavity and engageable with the fuel cell stack. The bladder includes a two-phase fluid having a liquid portion and a vapor portion. Desirably, the two-phase fluid has a vapor pressure between about 100 psi and about 600 psi at a temperature between about 70 degrees C. to about 110 degrees C.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.