Patent · US Expired

Synchronous machine rotor

US5736803A · kind A · utility

4Cited by
11References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 15, 1994
Grant dateApr 7, 1998
Priority date
Expiry dateSep 15, 2014

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K3/20
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A synchronous machine rotor has a progressive magnetic airgap and a constant aerodynamic airgap.

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