Patent · US Expired

High frequency battery charger and method of operating same

US6822425B2 · kind B2 · utility

54Cited by
111References
86Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 2002
Grant dateNov 23, 2004
Priority date
Expiry dateOct 15, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02J7/342
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A high frequency charger includes a charge circuit for charging a depleted battery and a boost circuit for jump-starting a vehicle. Two separate high frequency transformers are provided for the charge and boost circuits. A selector switch selectively activates at least one of the charging circuit and the boost circuit.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.