Electric power source device
US4650729A · kind A · utility
24Cited by
5References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 8, 1985 |
| Grant date | Mar 17, 1987 |
| Priority date | — |
| Expiry date | Aug 8, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/50
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An electric power source device comprises a source of electricity in the form of a fuel cell, a battery, a heater or air ventilation arrangement for conditioning electrolyte within the battery, and a circuit for establishing a connection whereby the battery is charged with the source of electricity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.