Patents by Inventor William A. Kuczynski

William A. Kuczynski 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).

  • Helicopter with stabilator detuned in antisymmetric vibration modes from main rotor wake excitation frequency
    Patent number: 4247061
    Abstract: A helicopter stabilator having naturally high response to the main rotor wake excitation frequency in roll and yaw stabilator vibratory modes is selectively mounted so as to be detuned therefrom in antisymmetric stabilator vibratory modes without adversely affecting symmetric stabilator vibratory modes, stabilator vertical stiffness, or stabilator pitch stiffness.
    Type: Grant
    Filed: July 12, 1978
    Date of Patent: January 27, 1981
    Assignee: United Technologies Corporation
    Inventors: William A. Kuczynski, John Marshall, II, deceased