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Modular propeller

  • US 7,056,092 B2
  • Filed: 04/09/2004
  • Issued: 06/06/2006
  • Est. Priority Date: 04/09/2004
  • Status: Active Grant
First Claim
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1. A modular propeller, comprising:

  • a center hub with an integrated front cap and an aluminum core encapsulated with fiber-reinforced composite polymer resin in a single piece;

    a set of replaceable blades with bases that slip into and interlock with corresponding slots in the center hub; and

    a rear cap for retaining the set of blades in the center hub.

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