Patent · US Expired

Motor vehicle auxiliaries drive assembly

US6208049A · kind A · utility

3Cited by

6References

2Claims

0Family size

Assignee

Daimlerchrysler AG · US

Inventors

Alfons Rennefeld · Stuttgart, DE
Juergen Friedrich · Conyngham, US
Karl-Ernst Noreikat · Eßlingen, DE

Key dates

Filing date	Aug 25, 1997
Grant date	Mar 27, 2001
Priority date	—
Expiry date	Aug 25, 2017

Classification

Technology area (CPC H)Electricity
CPC primaryH02K49/00
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

In a drive assembly for auxiliaries of a motor vehicle, such as fan drives, an electric motor serves as a clutch whose stator is non-rotatably connected with the driven shaft and whose rotor speed can be controlled with respect to the stator by controlling the stator excitation.

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