Patent · US Expired

High voltage winding for dry type transformer

US4326181A · kind A · utility

18Cited by
7References
2Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 11, 1980
Grant dateApr 20, 1982
Priority date
Expiry dateFeb 11, 2000

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/4902
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A compact air cooled transformer employs multisection, multilayered high voltage coils in a wye connection to substantially reduce the spacing required between the high voltage coil and low voltage coil and between the ends of the high voltage coil and the transformer core yokes and coil support structure.

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