Manufacturing method of fuel cell stack
US10693172B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | May 31, 2017 |
| Grant date | Jun 23, 2020 |
| Priority date | — |
| Expiry date | Jul 2, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P70/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A manufacturing method includes providing a cell stack including fuel cells and has a first end and a second end. A first end plate is provided at the first end of the cell stack. The first end plate has a first end plate through hole. A second end plate is provided at the second end of the cell stack. A connecting member is provided to connect the first end plate and the second end plate. A first knock is inserted into the first end plate through hole and into a first connecting member installing hole. A first seal is located between the first knock and the first end plate in the first end plate through hole. The first end plate is moved in the stacking direction to contact the connecting member. A fastening member is inserted into the first knock.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.