Borgwarner Inc.

Aleksandra Dimova

Thomas Lischer

Alessio Scheri

Henning Scheel

A compressor wheel () of a radial compressor () of an exhaust-gas turbocharger (), having a hub (); and having two blade rows () which are arranged adjacent to one another on the hub (), a first blade row () forming the leading blade row, and the adjacent, second blade row () forming the trailing blade row, wherein the number of blades () of the first blade row () is equal to the number of blades () of the second blade row ().

Compressor wheel of a radial compressor of an exhaust-gas turbocharger

An exhaust-gas turbocharger () comprising a housing (), a turbine wheel () with blades (), a compressor wheel () with blades (), and a shaft () which is mounted in the housing () and which connects the turbine wheel () and compressor wheel (), wherein, in a gap () between the housing () and at least one blade (), a contactless labyrinth seal () is formed on the blade () and on the housing (), wherein the labyrinth seal () comprises at least one combination of a groove () and a projection ().

Growing community of inventors

Kirchheimbolanden, Germany

Aleksandra Dimova