Air supply device for an internal combustion engine

US7513107B2 · kind B2 · utility

Assignee

• Daimler AG · DE

Inventors

• Hans-Georg Lehmann · Eßlingen, DE
• Martin Schlegl · Weingarten, DE
• Holger Stark · Allmersbach im Tal, DE

Key dates

• Filing date: Jan 31, 2006
• Grant date: Apr 7, 2009
• Expiry date: Feb 16, 2026

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02T10/12
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

In a secondary air supply device comprising a turbine and a compressor with turbine and compressor wheels having blades which are covered by wheel covers and an air filter structure disposed between the turbine and compressor wheels, so that air is supplied to the compressor and to the turbine from a common filter structure disposed between the compressor and the turbine wheels.