Air cell with gas diffusion electrode
US5306578A · kind A · utility
19Cited by
8References
11Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Oct 27, 1992 |
| Grant date | Apr 26, 1994 |
| Priority date | — |
| Expiry date | Oct 27, 2012 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01M4/86
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An air cell comprising a cell container, a gas diffusion electrode which uses oxygen as an active material, and an air-inlet opening for communication with air outside the container. A porous film is provided to support the gas diffusion electrode, and an air-diffusing porous sheet impregnated with film-forming silicone is provided between the porous film and the air-inlet opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.