首页>
外国专利>
Sealing arrangement for turbine of turbo machine, has groove comprising undercuts provided in axial direction, where platform and/or sealing ring comprise sealing element that engages groove and extends in peripheral direction
Sealing arrangement for turbine of turbo machine, has groove comprising undercuts provided in axial direction, where platform and/or sealing ring comprise sealing element that engages groove and extends in peripheral direction
The arrangement has a sealing ring (1) for circularly surrounding a blade sequence. Blades (2) of the blade sequence form an air gap at the sealing ring at a free end. A platform (3) is provided at the free end of each blade. The sealing ring and/or the platform have a radial circular groove provided with a circular opening. The groove has undercuts provided in an axial direction. The platform and/or the sealing ring have a sealing element that engages the groove and extends in a peripheral direction. The annular groove has a C-shaped cross section.
展开▼