Patent ID: 8764389
Filing Date: 2014-07-01
Classification: F01D,F02C,F05B,F05D

Abstract:
1. A turbocharger, comprising: a variable turbine geometry device with one or two vane bearing ring elements; at least one or more fastening elements for fastening said one or two vane bearing ring elements, said at least one fastening element having at least one section formed with a knurl and/or at least one section formed with at least one or more notches; wherein said vane bearing ring element is formed with bore for receiving said fastening element, and wherein a section of said bore of the respective said vane bearing ring element together with said region of said fastening element formed with said knurl or said one or more notches forms a press fit, and wherein said bore together with a region of said fastening element that is not formed with said knurl or with said notches forms a clearance fit.