Patent · US Expired

Electric motor drive system and method

US6969933B2 · kind B2 · utility

6Cited by
15References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 22, 2002
Grant dateNov 29, 2005
Priority date
Expiry dateJan 22, 2022

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K5/225
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

An electric motor system and method are shown having a circuit board arranged in a plane that lies in a predetermined angle relative to an axis to an armature of the electric motor. In one embodiment the predetermined angle is an acute angle and the plane is not perpendicular to an axis of an armature of the motor 10. Brushes are located remotely from the board.

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