Exhaust gas turbine for an exhaust gas turbocharger

US7371047B2 · kind B2 · utility

Assignee

• IHI Charging Systems International GmbH · DE

Inventors

• Hermann Burmester · Heidelberg, DE
• Akihiro Ohkita · Frankfurt, DE

Key dates

• Filing date: Dec 6, 2005
• Grant date: May 13, 2008
• Expiry date: Apr 7, 2026

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F05D2230/642
• WIPO field: Engines, pumps, turbines
• WIPO sector: Mechanical engineering

Abstract

In an exhaust gas turbine for a turbocharger with a spiral housing consisting of sheet metal surrounding a guide vane structure and having a tangential inlet funnel and an outer shell which also consists of sheet metal and surrounds the spiral housing with an air gap, the spiral housing and the outer shell are pot-shaped and the ends adjacent the guide vane structure are delimited by parts of the guide vane structure, the spiral housing being connected to these parts by means of at least one axially flexible element.