Patents by Inventor Timothy Wiegand

Timothy Wiegand 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).

  • Method and system for fuel control in a gas turbine engine
    Publication number: 20050072160
    Abstract: A fuel control system (100) for supplying metered fuel flow to a gas turbine engine is disclosed that includes a variable delivery fuel pump (116) for outputting a fuel flow that includes a burn fuel flow for the gas turbine engine and a surplus fuel flow recirculated back to an inlet (124) of the variable delivery fuel pump (116) and a pump control (148, 158, 122) for controlling the output of the variable delivery fuel pump to maintain the surplus fuel flow at a substantially constant rate. A method of controlling a fuel system (100) is also disclosed.
    Type: Application
    Filed: June 8, 2004
    Publication date: April 7, 2005
    Inventors: Paul Futa, Brent Gassman, Harold Miller, Timothy Wiegand