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Compound wing vertical takeoff and landing small unmanned aircraft system

  • US 9,708,059 B2
  • Filed: 02/19/2015
  • Issued: 07/18/2017
  • Est. Priority Date: 02/19/2014
  • Status: Active Grant
First Claim
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1. A compound wing for a fuselage, comprising:

  • a fixed wing portion couplable to the fuselage;

    a wing lifting portion coupled to and disposed outboard of the fixed wing portion, comprising;

    a rigid cross member configured not to articulate; and

    a single controllably articulating portion configured to rotate controllably through a range of motion from a horizontal position in line with the fixed wing portion to a vertical position perpendicular to the fixed wing portion; and

    a freely rotating wing portion coupled to and disposed outboard of the wing lifting portion and configured to freely rotate based on wind forces incident on the freely rotating wing portion.

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