Borgwarner Inc.

Lothar Koenig

Oliver Schumnig

Thomas Koerner

The invention relates to a bearing unit for a turbocharger rotor. The bearing unit comprises a bearing housing and a bearing bush which is arranged in a central bore for radially mounting a turbocharger rotor in the bearing housing. In the region of a first axial end, the bearing bush has a radially outwardly extending projection. The projection is designed to interact with the bearing housing as an anti-rotation safeguard for the bearing bush.

Bearing unit for a turbocharger rotor

A bearing housing () of an exhaust-gas turbocharger, having an oil guide to at least one bearing point () in the bearing housing (). The oil guide is formed by at least one of bores and cutouts in the bearing housing (). There is formed in the oil guide a siphon () which is integrated into the bearing housing ().

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Schmallenberg, Germany

Lothar Koenig