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Rotor component with surfaces for checking concentricity

  • US 10,287,885 B2
  • Filed: 02/23/2015
  • Issued: 05/14/2019
  • Est. Priority Date: 03/03/2014
  • Status: Active Grant
First Claim
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1. A rotor component for a rotor assembly of a fluid energy machine,wherein the rotor component is at least partly made of a material susceptible to corrosion and/or oxidation and is arranged concentrically to a rotation axis of the rotor assembly,wherein the rotor component comprises:

  • a circular surface for checking concentricity of the rotor component with respect to the rotation axis, andat least one additional circular surface for checking concentricity of the rotor component with respect to the rotation axis,wherein the additional circular surface is coated with a corrosion and/or oxidation protection coating,wherein the circular surface and the at least one additional circular surface comprise the material susceptible to corrosion and/or oxidation.

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