Patents by Inventor Kenneth J. Cobden

Kenneth J. Cobden 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).

  • Frost control
    Patent number: 4501089
    Abstract: A frost minimization or prevention machine comprising a fan to draw air downwardly from above the crop to be protected and disperse the air horizontally over the crop. Ideally the fan draws down warmer air from above the inversion layer.
    Type: Grant
    Filed: December 3, 1982
    Date of Patent: February 26, 1985
    Assignee: Cobden Turbines Pty. Ltd.
    Inventor: Kenneth J. Cobden
  • Turbine
    Patent number: 4415306
    Abstract: A wind turbine comprising a rotor mounted in a housing, aero-foil blades on the rotor extending in cantilever fashion forwardly of the rotor to be parallel to the axis of the rotor. The blades carry at their free ends a rotatable fairing of aero-foil section so that the blades are situated at the center of lift of the aero-foil section so that the air flows through the blades to the area of lower air pressure.
    Type: Grant
    Filed: April 20, 1982
    Date of Patent: November 15, 1983
    Inventor: Kenneth J. Cobden