Patent · US Expired

One-piece rotor shaft for two-pole rotor

US5323080A · kind A · utility

19Cited by
16References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 7, 1993
Grant dateJun 21, 1994
Priority date
Expiry dateMay 7, 2013

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K1/24
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A two-pole generator rotor assembly including a one-piece shaft, a prewound field coil assembly and a one-piece shaft. The one piece shaft includes a pair of axially spaced shaft end portions and a substantially cylindrical portion integrally formed with the spaced shaft end portions and interposed therebetween. The substantially cylindrical central portion includes a through slot for accommodating the prewound field coil assembly, with the through slot including a pair of opposed wall portions adapted to engage an outer peripheral portion of the prewound field coil assembly and provide means for retention of the prewound field coil.

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