Borgwarner Inc.

Thomas Dücker-Schulz

Ivo Nawrath

Thomas Körner

Erdogan Pektas

Christoph Baum

Christian Kunkler

Davide Peduto

Karl-Ludwig Braun

Panagiotis Koutsovasilis

Ivo Daniel

Christian Krämer

A turbocharger for an internal combustion engine, comprises a housing (2) with a compressor blade (3) on the air side, a shaft (1) driving the compressor blade (3), and at least one radially acting rotary bearing (5) for mounting the shaft (3), wherein the rotary bearing (5) is designed as a hydrodynamic sliding bearing, wherein a stationary bearing element (6) is penetrated by the shaft (1) and a first mounting is formed on one first side of the bearing element (6) and acts axially against a bearing collar (7) rotating with the shaft, wherein an oil supply (9) for supplying the mountings is designed in the bearing element (6), wherein a plurality of flow surfaces (10) with a height (h) varying in the circumferential direction is formed on one surface of the bearing element (6) facing the bearing collar (7) in the axial direction, wherein an individually dimensioned throttle element (11, 12) is designed in the oil supply (9) for each of the two mountings.

Turbocharger for an internal combustion engine

Growing community of inventors

Neu-Bamberg, Germany

Thomas Dücker-Schulz