Patent · US Expired

Method of making a core and coil assembly

US4847987A · kind A · utility

5Cited by
3References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 29, 1988
Grant dateJul 18, 1989
Priority date
Expiry dateAug 29, 2008

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49078
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A method of constructing a transformer having an amorphous steel core with a coil about a leg of the core wherein the core leg is formed to a cross-section that more closely conforms to the configuration of the coil window of the coil that surrounds the core leg.

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