Patent · US Expired

Multi-section permanent magnet rotor

US4464596A · kind A · utility

28Cited by
5References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 28, 1983
Grant dateAug 7, 1984
Priority date
Expiry dateSep 28, 2003

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K1/276
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A permanent magnet rotor uses a magnetic shaft having a rhomboidal cross section. Fastening means secure clamp pieces which in turn retain pole pieces and the permanent magnets.

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