Patent ID: 11905966
Assignee: BORGWARNER INC.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC B  F | IPC B  F

Claim 0:
1. A compressor wheel arrangement for an electrically powered turbocharger, which can be connected to a rotor shaft of the turbocharger, the compressor wheel arrangement comprising:
a compressor wheel made of a first metallic material and formed of one part, the compressor wheel defining a recess having a step;
a shaft made of a second metallic material, the shaft including:
a first shaft section including an end of the shaft engaged with the recess of the compressor wheel and abutting the step to form a shaft-hub connection to connect the shaft to the compressor wheel, and
a second shaft section that extends behind the compressor wheel between a casing and the first shaft section; and

at least one permanent magnet non-rotatably arranged on the second shaft section in a ring-shaped area around the second shaft section, wherein the at least one permanent magnet is thermally coupled with the compressor wheel.