Patents by Inventor James C Kellogg

James C Kellogg has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Convertible aerial vehicle with contra-rotating wing/rotors and twin tilting wing and propeller units
    Patent number: 7665688
    Abstract: A micro aerial vehicle can be converted during flight between a fixed wing flight mode and a rotary wing flight mode. The canard design micro aerial vehicle includes a fuselage, two tiltable propellers and airfoils arranged at a forward portion of fuselage, a pair of coaxial drive shafts positioned aft of the tiltable propeller and airfoil arranged for contra-rotation, a stop rotor mechanism, and a pair of wing panels, each of the wing panels attached to one of the coaxial drive shafts. The wing panels act as contra-rotating rotor blades in the rotary wing flight mode, and act as fixed wing panels in the fixed wing mode.
    Type: Grant
    Filed: March 27, 2007
    Date of Patent: February 23, 2010
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: David A Cylinder, James C Kellogg
  • Convertible aerial vehicle with contra-rotating wing/rotors and twin tilting wing and propeller units
    Publication number: 20090014599
    Abstract: A micro aerial vehicle can be converted during flight between a fixed wing flight mode and a rotary wing flight mode. The canard design micro aerial vehicle includes a fuselage, two tiltable propellers and airfoils arranged at a forward portion of fuselage, a pair of coaxial drive shafts positioned aft of the tiltable propeller and airfoil arranged for contra-rotation, a stop rotor mechanism, and a pair of wing panels, each of the wing panels attached to one of the coaxial drive shafts. The wing panels act as contra-rotating rotor blades in the rotary wing flight mode, and act as fixed wing panels in the fixed wing mode.
    Type: Application
    Filed: March 27, 2007
    Publication date: January 15, 2009
    Applicant: The Government of the US, as represented by the Secretary of the Navy
    Inventors: David A Cylinder, James C. Kellogg