Patent · US Expired

Variable exhaust-gas turbocharger with an auxiliary drive for an internal combustion engine

US6957535B2 · kind B2 · utility

10Cited by

7References

11Claims

0Family size

Assignee

Daimlerchrysler AG · US

Inventors

Siegfried Sumser · Stuttgart, DE
Peter Fledersbacher · Stuttgart, DE
Helmut Finger · Echterdingen, DE
Manfred Stute

Key dates

Filing date	Nov 10, 2004
Grant date	Oct 25, 2005
Priority date	—
Expiry date	Nov 10, 2024

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/12
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

In a variable exhaust gas turbocharger for an internal combustion engine including an exhaust gas turbocharger to which exhaust gas is supplied from the engine to provide a torque for driving the turbocharger, an additional device is provided which includes an electrical or mechanical drive for supplying an additional torque to the exhaust gas turbocharger in order to maintain the exhaust gas turbocharger at a certain speed at which it is capable of generating a desired inlet air pressure for the charge air supplied to the internal combustion engine.

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