Patent · US Active

Turbocharger for an internal combustion engine of a motor vehicle

US8621863B2 · kind B2 · utility

22Cited by

10References

14Claims

0Family size

Assignee

Daimler AG · DE

Inventors

Stephan Krätschrner · Trochtelfingen, DE
Wolfram Schmid · Eislingen/Fils, DE
Michael Stiller · Waiblingen, DE
Siegfried Sumser · Stuttgart, DE

Key dates

Filing date	Oct 22, 2010
Grant date	Jan 7, 2014
Priority date	—
Expiry date	Jan 7, 2032

Classification

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

Abstract

In a turbocharger for an internal combustion engine of a motor vehicle, comprising a turbine housing having first and second spiral passages, each of which is connected to at least one exhaust gas line of an exhaust train of the internal combustion engine and a turbine wheel disposed within a rotor chamber of the turbine housing and connected to a compressor impeller via a drive shaft for rotation with the impeller, the exhaust gas of the internal combustion engine can be routed through the spiral passages for admission to the turbine wheel via the first and second spiral passages which have different wrap angles around the turbine wheel.

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