Patents by Inventor Nicholas Hope

Nicholas Hope 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).

  • Nozzle repair to reduce fretting
    Patent number: 8042752
    Abstract: A method repair for reducing fretting of a fuel nozzle of a gas turbine engine, including attaching at least one stiffening element to an outer surface of a portion of a stem member of the fuel nozzle, with a size and shape of the at least one stiffening element being selected such that a first natural frequency of the fuel nozzle with the at least one stiffening element attached thereto is outside the engine running frequency range.
    Type: Grant
    Filed: February 20, 2009
    Date of Patent: October 25, 2011
    Assignee: Pratt & Whitney Canada Corp.
    Inventors: Saeid Oskooei, Nicholas Hope
  • NOZZLE REPAIR TO REDUCE FRETTING
    Publication number: 20100213290
    Abstract: A method repair for reducing fretting of a fuel nozzle of a gas turbine engine, including attaching at least one stiffening element to an outer surface of a portion of a stem member of the fuel nozzle, with a size and shape of the at least one stiffening element being selected such that a first natural frequency of the fuel nozzle with the at least one stiffening element attached thereto is outside the engine running frequency range.
    Type: Application
    Filed: February 20, 2009
    Publication date: August 26, 2010
    Inventors: Saeid OSKOOEI, Nicholas Hope