Household device continuous battery charger utilizing a constant voltage regulator
US9071073B2 · kind B2 · utility
19Cited by
21References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 4, 2007 |
| Grant date | Jun 30, 2015 |
| Priority date | — |
| Expiry date | Mar 21, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J7/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Charging at least one rechargeable battery includes regulating a voltage applied to the at least one rechargeable battery by coupling a circuit between an output of a rectifier circuit and the at least one rechargeable battery, limiting the charging current to be within a first predetermined range and when a predetermined battery charging voltage is reached, dropping the charging current to be within a second predetermined range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.