Patent · US Expired

Rotor for electric motor

US4746827A · kind A · utility

24Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 17, 1987
Grant dateMay 24, 1988
Priority date
Expiry dateFeb 17, 2007

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K1/278
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A rotor for an electric motor including an iron core having collar portions at both end portions thereof, and a magnet placed on the outer periphery of said iron core. The magnet is held at both end portions thereof between the collar portions.

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