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Apparatus and method for vertical take-off and landing aircraft

  • US 7,874,513 B1
  • Filed: 10/16/2006
  • Issued: 01/25/2011
  • Est. Priority Date: 10/18/2005
  • Status: Active Grant
First Claim
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1. An aircraft comprising:

  • a fuselage having a longitudinal axis, a front portion, a middle portion, and a rear portion;

    a canard wing extending from said front portion of said fuselage, said canard wing having a left end and a right end;

    a main wing extending from said middle portion of said fuselage;

    a tail section extending from said rear portion of said fuselage;

    a first propeller rotatably mounted to said left end of said canard wing;

    a second propeller rotatably mounted to said right end of said canard wing;

    a third propeller rotatably mounted on a left side of said rear portion of said fuselage;

    a fourth propeller rotatably mounted on a right side of said rear portion of said fuselage;

    said first and second propellers being mounted further from said longitudinal axis than said third and fourth propellers;

    a first engine disposed in said front portion of said fuselage, said first engine comprising a first double-ended driveshaft having a first axis of rotation oriented transverse to said longitudinal axis of said fuselage, said first double-ended driveshaft comprising a continuous driveshaft extending from said first propeller to said second propeller; and

    a second engine disposed in said rear portion of said fuselage, said second engine comprising a second double-ended driveshaft having a second axis of rotation oriented transverse to said longitudinal axis of said fuselage, said second double-ended driveshaft comprising a continuous driveshaft extending from said third propeller to said fourth propeller.

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