Patent · US Expired

Cooled secondary coils of electric automobile charging transformer

US5408209A · kind A · utility

222Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 1993
Grant dateApr 18, 1995
Priority date
Expiry dateNov 2, 2013

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S336/02
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A transformer is used to charge the battery of an electric automobile. The primary of the transformer is connected to a fixed power supply and is separable from a secondary mounted in the automobile. The secondary is cooled by cooling structure mounted on the secondary, particularly a heat pipe.

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