Combined sealing and balancing arrangement for a turbine disc

  • US 9,593,581 B2
  • Filed: 06/15/2011
  • Issued: 03/14/2017
  • Est. Priority Date: 07/05/2010
  • Status: Active Grant
First Claim
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1. A turbine disc for a turbine, comprisinga first protrusion and a second protrusion extending in radially spaced apart positions that form a recess positioned in a radial direction between the first and second protrusions with respect to a shaft of the turbine, when the turbine disc is coupled to the shaft of the turbine,wherein the first protrusion and the second protrusion are formed in such a way that a balancing weight is coupleable in the recess between and directly to the first protrusion and the second protrusion, andwherein the first protrusion comprises a sealing section that is capable of sealing a fluid passage between the turbine disc and a further turbine part of the turbine,wherein the sealing section comprises at least one sealing lip.

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