Siemens Aktiengesellschaft

Thorsten Barz

Roland Häbel

Sebastian Stupariu-Cohan

A sealing ring segment for a stator of a turbine, the sealing ring segment has substantially the shape of a cylinder casing segment and has on its outer side a groove for fixing a plurality of guide vanes. The sealing ring segment has, for each guide vane that is fixable to the sealing ring segment, at least one pressure bolt that acts on the respective guide vane by a restoring force, the pressure bolt being able to be fixed and accordingly oriented by a corresponding opening in the sealing ring segment and being configured as a cylindrical element which can be compressed in the axial direction, and wherein the respective pressure bolt has a disk spring and the restoring force of the respective pressure bolt acts in the radial direction with respect to the rotation axis of the turbine in which the sealing ring segment is placed.

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Berlin, Germany

Thorsten Barz