Patent · US Expired

Alternator rings and cylindrical commutators made of a sintered copper-graphite composite material

US5789842A · kind A · utility

5Cited by
8References
25Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 22, 1996
Grant dateAug 4, 1998
Priority date
Expiry dateMay 22, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01R39/22
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention relates to a rotating element of an electrical machine, rotating electrical contact parts and electrical machines containing these devices.

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