Patents by Inventor James W. Sager

James W. Sager 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).

  • Reduced coking of fuel nozzles
    Patent number: 4798330
    Abstract: Coking of the hot external face of fuel nozzles operating in the combustor of a gas turbine engine is reduced by controlling air discharging from the nozzle face in a manner to provide a recirculation zone spaced away from the nozzle face a distance effective to substantially reduce coking and yet maintain a stable flame front in the combustor.
    Type: Grant
    Filed: February 14, 1986
    Date of Patent: January 17, 1989
    Assignee: Fuel Systems Textron Inc.
    Inventors: Alfred A. Mancini, James W. Sager, Theodore R. Koblish