Patents by Inventor Bryan Douglas Welsh

Bryan Douglas Welsh 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 cutoff testing system
    Patent number: 9261027
    Abstract: A method and apparatus for controlling operation of an engine in an aircraft. A time when a cutoff speed for the aircraft will be reached at which a flow of fuel is to be stopped is identified. A delay between sending a command to move a switch to an off position and the time at which the engine ceases operation is also identified. The command is sent based on the predicted time and the delay. The command causes the switch to move to the off position moving a fuel control switch for the engine of the aircraft to a shut off position to stop the flow of fuel to the engine.
    Type: Grant
    Filed: July 16, 2014
    Date of Patent: February 16, 2016
    Assignee: THE BOEING COMPANY
    Inventors: Darren Gordon McDonald, Bryan Douglas Welsh
  • Fuel Cutoff Testing System
    Publication number: 20160017816
    Abstract: A method and apparatus for controlling operation of an engine in an aircraft. A time when a cutoff speed for the aircraft will be reached at which a flow of fuel is to be stopped is identified. A delay between sending a command to move a switch to an off position and the time at which the engine ceases operation is also identified. The command is sent based on the predicted time and the delay. The command causes the switch to move to the off position moving a fuel control switch for the engine of the aircraft to a shut off position to stop the flow of fuel to the engine.
    Type: Application
    Filed: July 16, 2014
    Publication date: January 21, 2016
    Inventors: Darren Gordon McDonald, Bryan Douglas Welsh