Overvoltage and backflow current protection for a battery charger
US6967468B2 · kind B2 · utility
4Cited by
3References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 30, 2003 |
| Grant date | Nov 22, 2005 |
| Priority date | — |
| Expiry date | Jan 9, 2024 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/00308
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An overvoltage and backflow current protection circuit is employed when charging a battery. A switching circuit controls bias to the protection circuit to switch between overvoltage protection and backflow current protection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.