Battery booster
US5637978A · kind A · utility
197Cited by
12References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 6, 1995 |
| Grant date | Jun 10, 1997 |
| Priority date | — |
| Expiry date | Nov 6, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S320/19
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A self-contained emergency battery charger for use in motor vehicles for charging a fully or partially discharged starter storage battery which delivers current to a starter motor of the vehicle. The batter charger contains a 12 volt, sealed lead acid charging battery and a boost converter deriving its energy from the charging battery. The charging battery has a nominal terminal voltage equal to or less than the vehicle's battery. The boost converter circuit provides an additional 2 to 3 volts to the charging battery output.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.