Patents by Inventor Christopher John William Weir

Christopher John William Weir 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 pumping arrangement for an aircraft engine
    Patent number: 10669943
    Abstract: An aircraft fuel pumping arrangement comprises a first fuel pump, an electrically powered motor operable to drive the first fuel pump to deliver fuel to an outlet, a second fuel pump, a gas driven turbine operable to drive the second fuel pump to deliver fuel to the outlet, and a controller operable to control the operation of the gas driven turbine to determine the rate at which the second fuel pump is driven.
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: June 2, 2020
    Assignee: ROLLS-ROYCE plc
    Inventors: Christopher John William Weir, Daniel James Bickley
  • FUEL PUMPING ARRANGEMENT FOR AN AIRCRAFT ENGINE
    Publication number: 20170167387
    Abstract: An aircraft fuel pumping arrangement comprises a first fuel pump, an electrically powered motor operable to drive the first fuel pump to deliver fuel to an outlet, a second fuel pump, a gas driven turbine operable to drive the second fuel pump to deliver fuel to the outlet, and a controller operable to control the operation of the gas driven turbine to determine the rate at which the second fuel pump is driven.
    Type: Application
    Filed: February 28, 2017
    Publication date: June 15, 2017
    Applicant: ROLLS-ROYCE PLC
    Inventors: Christopher John William Weir, Daniel James Bickley
  • Pumping Arrangement
    Publication number: 20120210716
    Abstract: An aircraft fuel pumping arrangement comprises a first fuel pump, an electrically powered motor operable to drive the first fuel pump to deliver fuel to an outlet, a second fuel pump, a gas driven turbine operable to drive the second fuel pump to deliver fuel to the outlet, and a controller operable to control the operation of the gas driven turbine to determine the rate at which the second fuel pump is driven.
    Type: Application
    Filed: February 14, 2012
    Publication date: August 23, 2012
    Applicant: ROLLS-ROYCE GOODRICH ENGINE CONTROL SYSTEMS LTD.
    Inventors: Christopher John William Weir, Daniel James Bickley