Patent · US Expired

Drive system for a motor vehicle with a drive unit and electric machine, and method of operating the system

US6149544A · kind A · utility

68Cited by

31References

19Claims

0Family size

Assignees

ISAD Electronic Systems GmbH & Co., KG · DE
Grundl und Hoffmann GmbH · DE

Inventors

Ullrich Masberg · Rösrath, DE
Thomas Pels · Achern, DE
Klaus-Peter Zeyen · Recklinghausen, DE
Andreas Grundl · Hersbruck, DE
Bernhard Hoffmann · Starnberg, DE

Key dates

Filing date	Jan 19, 1999
Grant date	Nov 21, 2000
Priority date	—
Expiry date	Jan 19, 2019

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S903/912
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

The invention concerns a drive system, especially for a motor vehicle, with a drive assembly, especially an internal combustion engine (1); and at least one electric machine (4), which acts as an electromagnetic coupling in the drive train (2) of the drive system and/or as an active transmission synchronization device. The invention is also oriented to a method of operating a drive system.

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