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Unmanned aerial vehicle

  • US 9,981,741 B2
  • Filed: 09/18/2015
  • Issued: 05/29/2018
  • Est. Priority Date: 12/24/2014
  • Status: Expired due to Fees
First Claim
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1. An unmanned aerial vehicle, comprising:

  • a frame portion oriented on a horizontal plane;

    two rear arms extending away in fixed directions from the frame portion at an acute angle relative to one another to form a V-shape between the two rear arms;

    two rear air propulsion devices, each coupled to a corresponding one of the rear arms and each having an axis of rotation including a component in a bottom direction perpendicular to the horizontal plane and including a component in a side direction coplaner with the horizontal plane;

    two front arms parallel to each other and extending away in fixed directions from the frame portion along the horizontal plane, wherein ends of the two rear arms are elevated, relative to the two front arms, in a top direction; and

    two front air propulsion devices, each coupled to a corresponding one of the front arms and each having an axis of rotation in the bottom direction.

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