characterised by returning of fuel to sump

Patents Grantslast 30 patents

  • Information Patent Grant

    Modulating fuel for a turbine engine

    • Patent number 11,959,423
    • Issue date Apr 16, 2024
    • General Electric Company
    • David Justin Brady
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Circuit for supplying fuel to an aeronautical cryogenic turbomachin...

    • Patent number 11,808,204
    • Issue date Nov 7, 2023
    • SAFRAN
    • Pierre-Alain Lambert
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine core speed reducing method and system

    • Patent number 11,530,653
    • Issue date Dec 20, 2022
    • General Electric Company
    • Robert William Lambert
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Fuel supply system

    • Patent number 11,408,348
    • Issue date Aug 9, 2022
    • Rolls-Royce PLC
    • Steven P. Culwick
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Modulating fuel for a turbine engine

    • Patent number 11,396,848
    • Issue date Jul 26, 2022
    • General Electric Company
    • David Justin Brady
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine fuel system for use with composite aircraft

    • Patent number 11,261,793
    • Issue date Mar 1, 2022
    • Pratt & Whitney Canada Corp.
    • Harris Shafique
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Aircraft engine fuel system and method

    • Patent number 11,230,979
    • Issue date Jan 25, 2022
    • Pratt & Whitney Canada Corp.
    • David Waddleton
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Engine core speed reducing method and system

    • Patent number 11,225,915
    • Issue date Jan 18, 2022
    • General Electric Company
    • Robert William Lambert
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fluid supply system for turbine engine, including an adjustable flo...

    • Patent number 10,890,117
    • Issue date Jan 12, 2021
    • SAFRAN AIRCRAFT ENGINES
    • Sébastien Christophe Chalaud
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Two stage oxygen removal for gas turbine engine fuel system

    • Patent number 10,883,423
    • Issue date Jan 5, 2021
    • Hamilton Sundstrand Corporation
    • William E. Rhoden
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Combustor assembly with primary and auxiliary injector fuel control

    • Patent number 10,815,893
    • Issue date Oct 27, 2020
    • Woodward, Inc.
    • Joel W. Kleckler
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Combustion staging system

    • Patent number 10,465,908
    • Issue date Nov 5, 2019
    • Rolls-Royce PLC
    • Andrew Stevenson
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Engine fuel system for use with composite aircraft

    • Patent number 10,465,609
    • Issue date Nov 5, 2019
    • Pratt & Whitney Canada Corp.
    • Harris Shafique
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Windmill bypass with shutoff signal

    • Patent number 10,450,961
    • Issue date Oct 22, 2019
    • Hamilton Sundstrand Corporation
    • Francis P. Marocchini
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Return flow powered turbine

    • Patent number 10,267,237
    • Issue date Apr 23, 2019
    • Rolls-Royce Corporation
    • Andrew J. Pool
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Turbomachine fuel circuit

    • Patent number 10,145,305
    • Issue date Dec 4, 2018
    • SAFRAN AIRCRAFT ENGINES
    • Philippe Vertenoeuil
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ecology system ejector pump shutoff valve

    • Patent number 10,094,298
    • Issue date Oct 9, 2018
    • HAMILTON SUNSTRAND CORPORATION
    • Erick Ramos
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable flow compressor of a gas turbine

    • Patent number 10,036,325
    • Issue date Jul 31, 2018
    • General Electric Company
    • George Frederick Frey
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Variable geometries fluid supply circuit for a turbomachine without...

    • Patent number 9,909,498
    • Issue date Mar 6, 2018
    • SAFRAN AIRCRAFT ENGINES
    • Sebastien Chalaud
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fuel circuit of a turbine engine

    • Patent number 9,650,960
    • Issue date May 16, 2017
    • SNECMA
    • Philippe Vertenoeuil
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fuel feed circuit for an aeroengine having a high pressure pump sys...

    • Patent number 9,500,135
    • Issue date Nov 22, 2016
    • SNECMA
    • Nicolas Alain Bader
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable minimum pressure system

    • Patent number 9,267,477
    • Issue date Feb 23, 2016
    • Rolls-Royce Controls and Data Services Limited
    • Daniel James Bickley
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fuel system of gas turbine engines

    • Patent number 9,261,025
    • Issue date Feb 16, 2016
    • Pratt & Whitney Canada Corp.
    • Kevin Allan Dooley
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Method for operating a fuel supply for a heat engine

    • Patent number 8,813,470
    • Issue date Aug 26, 2014
    • Alstom Technology Ltd
    • Hermann Engesser
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fuel system of gas turbine engines

    • Patent number 8,756,937
    • Issue date Jun 24, 2014
    • Pratt & Whitney Canada Corp.
    • Kevin Allan Dooley
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Method and system for fuel control in a gas turbine engine

    • Patent number 8,529,221
    • Issue date Sep 10, 2013
    • Honeywell International Inc.
    • Paul W. Futa
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fuel delivery and control system including a positive displacement...

    • Patent number 8,302,406
    • Issue date Nov 6, 2012
    • Woodward, Inc.
    • Carthel C. Baker
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Gas turbine fuel metering unit

    • Patent number 8,234,875
    • Issue date Aug 7, 2012
    • Hamilton Sundstrand Corporation
    • Charles H. Falke
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Gas turbine fuel metering unit

    • Patent number 8,127,524
    • Issue date Mar 6, 2012
    • Hamilton Sundstrand Corporation
    • Charles H. Falke
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Fuel system of gas turbine engines

    • Patent number 7,726,112
    • Issue date Jun 1, 2010
    • Pratt & Whitney Canada Corp.
    • Kevin Allan Dooley
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    METHOD FOR DETECTING MALFUNCTIONING OF A FUEL RETURN VALVE IN AN AI...

    • Publication number 20240094088
    • Publication date Mar 21, 2024
    • Airbus Operations SAS
    • Manon BROUQUI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CIRCUIT FOR SUPPLYING FUEL TO AN AERONAUTICAL CRYOGENIC TURBOMACHIN...

    • Publication number 20230243300
    • Publication date Aug 3, 2023
    • SAFRAN
    • Pierre-Alain LAMBERT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    MODULATING FUEL FOR A TURBINE ENGINE

    • Publication number 20230129155
    • Publication date Apr 27, 2023
    • GENERAL ELECTRIC COMPANY
    • David Justin Brady
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FAULT DETECTION OF A FUEL CONTROL UNIT

    • Publication number 20220243668
    • Publication date Aug 4, 2022
    • Pratt & Whitney Canada Corp.
    • Jagoda KRZYWON
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE CORE SPEED REDUCING METHOD AND SYSTEM

    • Publication number 20220074355
    • Publication date Mar 10, 2022
    • GENERAL ELECTRIC COMPANY
    • Robert William Lambert
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIRCRAFT ENGINE FUEL SYSTEM AND METHOD

    • Publication number 20200284205
    • Publication date Sep 10, 2020
    • Pratt & Whitney Canada Corp.
    • David WADDLETON
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    ENGINE FUEL SYSTEM FOR USE WITH COMPOSITE AIRCRAFT

    • Publication number 20200141322
    • Publication date May 7, 2020
    • Pratt & Whitney Canada Corp.
    • Harris SHAFIQUE
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    COMBUSTOR ASSEMBLY FUEL CONTROL

    • Publication number 20190203645
    • Publication date Jul 4, 2019
    • WOODWARD, INC.
    • Joel W. Kleckler
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE CORE SPEED REDUCING METHOD AND SYSTEM

    • Publication number 20190145323
    • Publication date May 16, 2019
    • GENERAL ELECTRIC COMPANY
    • Robert William Lambert
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    WINDMILL BYPASS WITH SHUTOFF SIGNAL

    • Publication number 20170363008
    • Publication date Dec 21, 2017
    • HAMILTON SUNDSTRAND CORPORATION
    • Francis P. Marocchini
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL ECOLOGY SYSTEM

    • Publication number 20170292459
    • Publication date Oct 12, 2017
    • HAMILTON SUNDSTRAND CORPORATION
    • Richard J. Carpenter
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    COMBUSTION STAGING SYSTEM

    • Publication number 20170268781
    • Publication date Sep 21, 2017
    • Rolls-Royce plc
    • Andrew STEVENSON
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ECOLOGY SYSTEM EJECTOR PUMP SHUTOFF VALVE

    • Publication number 20170167392
    • Publication date Jun 15, 2017
    • HAMILTON SUNDSTRAND CORPORATION
    • Erick Ramos
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    RETURN FLOW POWERED TURBINE

    • Publication number 20160265444
    • Publication date Sep 15, 2016
    • Rolls-Royce Corporation
    • Andrew J. Pool
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TURBOMACHINE FUEL CIRCUIT

    • Publication number 20150337736
    • Publication date Nov 26, 2015
    • SNECMA
    • Philippe VERTENOEUIL
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL SYSTEM OF GAS TURBINE ENGINES

    • Publication number 20140245739
    • Publication date Sep 4, 2014
    • Pratt & Whitney Canada Corp.
    • Kevin Allan DOOLEY
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL SYSTEM OF GAS TURBINE ENGINES

    • Publication number 20140245745
    • Publication date Sep 4, 2014
    • Pratt & Whitney Canada Corp.
    • Kevin Allan DOOLEY
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL CIRCUIT OF A TURBINE ENGINE

    • Publication number 20140165571
    • Publication date Jun 19, 2014
    • SNECMA
    • Philippe VERTENOEUIL
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    MULTIPLE GAS TURBINE FORWARDING SYSTEM

    • Publication number 20140060658
    • Publication date Mar 6, 2014
    • GENERAL ELECTRIC COMPANY
    • John Victor HAINS
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Variable Minimum Pressure System

    • Publication number 20130263826
    • Publication date Oct 10, 2013
    • Daniel James Bickley
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OIL COOLING SYSTEM

    • Publication number 20130086909
    • Publication date Apr 11, 2013
    • Rolls-Royce plc
    • Yi WANG
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    METHOD FOR OPERATING A FUEL SUPPLY FOR A HEAT ENGINE

    • Publication number 20130055715
    • Publication date Mar 7, 2013
    • Hermann Engesser
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUEL FEED CIRCUIT FOR AN AEROENGINE

    • Publication number 20120260658
    • Publication date Oct 18, 2012
    • SNECMA
    • Nicolas Alain Bader
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Bypass Monitor for Fuel Supply System

    • Publication number 20120167594
    • Publication date Jul 5, 2012
    • Hamilton Sundstrand Corporation
    • Richard A. Poisson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS TURBINE FUEL METERING UNIT

    • Publication number 20110289931
    • Publication date Dec 1, 2011
    • Charles H. Falke
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    FUEL SYSTEM OF GAS TURBINE ENGINES

    • Publication number 20100199681
    • Publication date Aug 12, 2010
    • PRATT & WHITNEY CANADA CORP.
    • Kevin Allan DOOLEY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Fuel Delivery and Control System Including a Positive Displacement...

    • Publication number 20100089025
    • Publication date Apr 15, 2010
    • WOODWARD GOVERNOR COMPANY
    • Carthel C. Baker
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    GAS TURBINE FUEL METERING UNIT

    • Publication number 20100031658
    • Publication date Feb 11, 2010
    • Charles H. Falke
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SYSTEM FOR DETECTING IGNITION FAILURE IN A GAS TURBINE ENGINE

    • Publication number 20080228370
    • Publication date Sep 18, 2008
    • Mark Andrew Runkle
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Fuel system of gas turbine engines

    • Publication number 20070245744
    • Publication date Oct 25, 2007
    • Pratt & Whitney Canada Corp.
    • Kevin Allan Dooley
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES