Patents by Inventor Michael Carrel

Michael Carrel 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).

  • Fuel injector nozzles, with labyrinth grooves, for gas turbine engines
    Patent number: 8015815
    Abstract: A fuel injector for a gas turbine engine of an aircraft, and more particularly a novel and unique heatshield structure for a fuel nozzle wherein a labyrinth seal is uniquely provided in the nozzle to isolate a portion of an insulating gap from an interface whereat fuel may enter the insulating gap, and the insulating gap is provided with a positive purge flow for forcing vapors out of the insulating gap.
    Type: Grant
    Filed: April 18, 2008
    Date of Patent: September 13, 2011
    Assignee: Parker-Hannifin Corporation
    Inventors: Robert R. Pelletier, Ravi Gudipati, Michael Carrel
  • FUEL INJECTOR NOZZLES, WITH LABYRINTH GROOVES, FOR GAS TURBINE ENGINES
    Publication number: 20090044538
    Abstract: A fuel injector for a gas turbine engine of an aircraft, and more particularly a novel and unique heatshield structure for a fuel nozzle wherein a labyrinth seal is uniquely provided in the nozzle to isolate a portion of an insulating gap from an interface whereat fuel may enter the insulating gap, and the insulating gap is provided with a positive purge flow for forcing vapors out of the insulating gap.
    Type: Application
    Filed: April 18, 2008
    Publication date: February 19, 2009
    Inventors: Robert R. Pelletier, Ravi Gudipati, Michael Carrel