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Airfoil edge form transfer grinding tool

  • US 9,421,661 B2
  • Filed: 03/21/2014
  • Issued: 08/23/2016
  • Est. Priority Date: 04/30/2013
  • Status: Active Grant
First Claim
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1. A grinding tool for an airfoil comprising:

  • an axial grinding wheel having a circumferential cutting slot formed therein, the cutting slot being configured to form a finished radiused edge of the airfoil, the slot having a cross-sectional profile that includes a floor having a first radius of curvature, a first side wall rising upward from the floor and having a second radius of curvature, and a second side wall rising upward from the floor opposite the first side wall and having a third radius of curvature, wherein the first radius of curvature is different from the second radius of curvature and the third radius of curvature is different from the first radius of curvature and the second radius of curvature.

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