Battery heating system
US4222000A · kind A · utility
35Cited by
6References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1978 |
| Grant date | Sep 9, 1980 |
| Priority date | — |
| Expiry date | Jul 6, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A battery heating system comprises a number of storage batteries and an alternator driven by a variable speed prime mover connected to supply AC heating current to the batteries. The system is arranged so that the AC current is substantially constant over the working speed range of the prime mover.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.