Patents by Inventor Jack F. Marran

Jack F. Marran 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).

  • Air purging system for a fuel pumping system supplying fuel to an oil burner
    Patent number: 5692679
    Abstract: An air purging system for an oil burner system having at least one fuel burner nozzle is disclosed. The system has a pump having an inlet communicating with the fuel source and an outlet. A control valve is provided for regulating the pressure of the fuel supplied from the pump to the at least one fuel burner nozzle. A control valve has an inlet passage for receiving high pressure fuel from the outlet of the pump, an outlet passage for delivering fuel to the at least one fuel burner nozzles, and a return passage for permitting high pressure fuel not supplied to the one or more fuel burner nozzles to return to the fuel source. The system includes a passageway connecting the pump outlet and the control valve inlet. An air purging assembly is connected on one end to the pump outlet with the other end in communication with the fuel source.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 2, 1997
    Assignee: Energy Kinetics, Inc.
    Inventors: John D. Marran, Jack F. Marran