Borgwarner Inc.

Igor Koenig

Georg Scholz

Michael Loewenberg

A flow rotor (), in particular a turbine wheel, having a wheel core () and an outer part () which surrounds the wheel core () and is connected thereto. The wheel core () and the outer part () are constructed from different materials.

Flow rotor, in particular turbine wheel

A turbine wheel () having a hub (); a multiplicity of turbine wheel blades () arranged around the hub (); a turbine wheel back wall () which is arranged on the hub () adjacent to an edge region () of the turbine wheel blades (); wherein the wall thickness (W) of the turbine wheel () back wall is reduced in regions.

Turbine wheel

The invention relates to a turbine wheel () composed of a turbine wheel blank (), having a turbine wheel back () and having a weld peg (Z) which is arranged on the turbine wheel back () via a transition region () provided with an undercut (), wherein the undercut () is already provided in the turbine wheel blank ().

Growing community of inventors

Frankenthal, Germany

Igor Koenig