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Composite Blade and Method of Manufacture

  • US 20100061858A1
  • Filed: 09/08/2008
  • Published: 03/11/2010
  • Est. Priority Date: 09/08/2008
  • Status: Active Grant
First Claim
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1. A blade comprising:

  • a composite material defining an airfoil and an extending blade root;

    a metallic connecting element surrounding the blade root;

    the metallic connecting element comprising an inner portion in intimate non-fretting attachment with the composite material and an outer portion defining a metal blade attachment geometry for allowing the blade to be removeably attached to a metal disk.

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