Patent · US Expired

Drive unit with a motor

US4324994A · kind A · utility

3Cited by
2References
8Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 28, 1980
Grant dateApr 13, 1982
Priority date
Expiry dateMar 28, 2000

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K29/08
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A direct-current motor unit has a direct-current motor with a stationary armature winding and a rotatable ring-shaped multipolar permanent magnet, a plurality of conductors connecting electric supply elements to the electric motor, and a stationary plate member on which the armature winding and the connecting conductors are arranged and together formed as a common printed circuit.

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