Patent ID: 7674088
Filing Date: 2010-03-09
Classification: F01D,F05D

Abstract:
1. A turbo machine vane arrangement, comprising: a turbo machine having a housing; at least one vane carrier attached to the housing and defining axial and circumferential directions; a plurality of vanes attached to the vane carrier and circumferentially arranged side by side; wherein the vane carrier and vanes are mutually configured and arranged for the vanes to be axially pluggable into the carrier; wherein at least one of the vanes comprises an extraction device comprising at least one axially extending extraction through-hole having an inner thread; wherein the at least one vane carrier comprises an abutment zone axially opposing the extraction through-hole; and wherein the extraction device is configured and arranged to induce axially oriented extraction forces into the respective vane when an extraction tool is inserted into the extraction through-hole and axially pressing against the abutment zone.