Patent · US Active

Charge equalization apparatus

US7880433B2 · kind B2 · utility

11Cited by
9References
10Claims
0Family size

Assignees

Inventors

Key dates

Filing dateJun 13, 2007
Grant dateFeb 1, 2011
Priority date
Expiry dateFeb 12, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/70
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The present invention relates to a charge equalization apparatus, which allows the primary and secondary windings of a transformer to be easily fabricated, can control the flow of charge to batteries depending on the charged states of series-connected batteries, and can prevent overcurrent from flowing into a battery currently being charged.

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