Passive formic acid fuel cell
US10320021B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Jul 24, 2015 |
| Grant date | Jun 11, 2019 |
| Priority date | — |
| Expiry date | Feb 22, 2037 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A passive-delivery fuel cell system an anode with a fuel flow channel extending along the body and fluidly connecting the inlet to the outlet, wherein a volume of the flow channel per unit length of the anode body increases along the length of the body towards the second end, a capillary check valve in fluid communication with the anode inlet, a vented fuel cartridge in fluid communication with the anode outlet, and a pump in fluid communication with the vented fuel cartridge, the pump configured to pump fuel from the vented fuel cartridge to the inlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.