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BLADE OR VANE FOR A GAS TURBINE ENGINE

  • US 20190101002A1
  • Filed: 09/12/2018
  • Published: 04/04/2019
  • Est. Priority Date: 10/04/2017
  • Status: Abandoned Application
First Claim
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1. A blade or vane for a gas turbine engine comprising a pressure surface and a suction surface, wherein at least one of the pressure surface and the suction surface comprises a roughness zone which is configured to provide greater flow resistance in a direction (y) along the blade or vane than in a direction (x) across the blade or vane.

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