Patent · US Active

Electric transformer with improved cooling system

US8659378B2 · kind B2 · utility

2Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 12, 2009
Grant dateFeb 25, 2014
Priority date
Expiry dateMar 12, 2029

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F27/2876
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electric transformer comprising: a magnetic core; at least one coil assembly which is positioned around a portion of the magnetic core and comprises a plurality of windings; a structure adapted for applying a clamping force on the magnetic core and/or the windings; and a cooling circuit adapted for conveying cooling fluid directly inside the coil assembly.

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