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US 2010/0148449 A1Published application
Segmented sealing lips for labyrinth sealing rings
AssigneeRolls-Royce Deutschland Ltd & Co KG
InventorMiklos GAEBLER
Life of this patent
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Abstract
A labyrinth sealing ring for a labyrinth seal of a turbine disk 1 of a gas turbine includes a metallic annular element 3 with at least one annular sealing lip 4. The sealing lip 4 is provided with at least one groove 5 on its circumference which is essentially arranged in the radial direction.
Claims17
A labyrinth sealing ring for a labyrinth seal of a turbine disk of a gas turbine, comprising:
- a metallic annular element having at least one annular sealing lip, wherein the sealing lip includes at least one groove on its circumference which is essentially arranged in a radial direction of the gas turbine.
Dependencies are inferred from the claim text.