Patent · US Expired

Drive system for a motor vehicle having an electric machine

US7026733B2 · kind B2 · utility

24Cited by
10References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 24, 2003
Grant dateApr 11, 2006
Priority date
Expiry dateFeb 24, 2023

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH02K11/05
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A drive system for a transportation device having an electric machine. The electric machine has a converter unit and a cooling unit with the converter unit being embodied at least partially in the shape of a ring and surrounding the electric machine or components of the electric machine.

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