TREA

with variable power transmission between rotors

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  • CPC
  • F02C3/113
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F02Combustion engines F02CGAS-TURBINE PLANTS AIR INTAKES FOR JET-PROPULSION PLANTS CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS F02C3/00Gas-turbine plants characterised by the use of combustion products as the working fluid

Current Industry

F02C3/113with variable power transmission between rotors
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Augmented drive of compressors via differential and multistage turbine
    • Patent number 12,173,644
    • Issue date Dec 24, 2024
    • RTX Corporation
    • Daniel Bernard Kupratis
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Turbine engine with couplable rotating assemblies
    • Patent number 12,163,465
    • Issue date Dec 10, 2024
    • RTX Corporation
    • Sami Chukrallah
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Aeronautical propulsion system
    • Patent number 12,163,489
    • Issue date Dec 10, 2024
    • SAFRAN AIRCRAFT ENGINES
    • Baptiste Dorian Lawniczek
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Transmission assembly for an aircraft engine assembly and architect...
    • Patent number 12,152,531
    • Issue date Nov 26, 2024
    • Pratt & Whitney Canada Corp.
    • Xuening Lu
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gearbox assembly for an aircraft propulsion system
    • Patent number 12,146,444
    • Issue date Nov 19, 2024
    • Pratt & Whitney Canada Corp.
    • Michel Desjardins
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gas turbine engine
    • Patent number 12,078,107
    • Issue date Sep 3, 2024
    • General Electric Company
    • Daniel Alan Niergarth
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Geared gas turbine engine
    • Patent number 12,071,901
    • Issue date Aug 27, 2024
    • Rolls-Royce PLC
    • Nicholas Howarth
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Geared turbine engine with relatively lightweight propulsor module
    • Patent number 12,044,183
    • Issue date Jul 23, 2024
    • RTX Corporation
    • Frederick M. Schwarz
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Increasing surge margin and compression efficiency via shaft power...
    • Patent number 11,988,098
    • Issue date May 21, 2024
    • Rolls-Royce PLC
    • Caroline L Turner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gearboxes for aircraft gas turbine engines
    • Patent number 11,946,382
    • Issue date Apr 2, 2024
    • Rolls-Royce PLC
    • Mark Spruce
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Aircraft turbomachine with reducer
    • Patent number 11,905,889
    • Issue date Feb 20, 2024
    • SAFRAN AIRCRAFT ENGINES
    • Marion Jeanne Pierrette Verdier
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Starter/generator
    • Patent number 11,852,072
    • Issue date Dec 26, 2023
    • Rolls-Royce North American Technologies, Inc.
    • Melissa Hughes
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    System and method for control for unducted engine
    • Patent number 11,834,196
    • Issue date Dec 5, 2023
    • General Electric Company
    • Sridhar Adibhatla
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Layered fuselage shield
    • Patent number 11,814,174
    • Issue date Nov 14, 2023
    • General Electric Company
    • David William Crall
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Planetary gear arrangement for carrying load and elliptical pin for...
    • Patent number 11,802,619
    • Issue date Oct 31, 2023
    • ROLLS-ROYCE DEUTSCHLAND LTD & CO KG
    • Maximilian Prölss
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Geared gas turbine engine
    • Patent number 11,781,491
    • Issue date Oct 10, 2023
    • Rolls-Royce PLC
    • Nicholas Howarth
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Reverse-flow gas turbine engine
    • Patent number 11,773,785
    • Issue date Oct 3, 2023
    • Pratt & Whitney Canada Corp.
    • Keith Morgan
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Augmented drive of compressors via differential and multistage turbine
    • Patent number 11,753,990
    • Issue date Sep 12, 2023
    • RTX Corporation
    • Daniel Bernard Kupratis
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Geared gas turbine engine
    • Patent number 11,746,707
    • Issue date Sep 5, 2023
    • Rolls-Royce PLC
    • Craig W Bemment
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gearboxes for aircraft gas turbine engines
    • Patent number 11,739,660
    • Issue date Aug 29, 2023
    • Rolls-Royce PLC
    • Mark Spruce
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Increasing surge margin and compression efficiency via shaft power...
    • Patent number 11,719,117
    • Issue date Aug 8, 2023
    • Rolls-Royce PLC
    • Caroline L Turner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Geared gas turbine engine
    • Patent number 11,698,030
    • Issue date Jul 11, 2023
    • Rolls-Royce PLC
    • Nicholas Howarth
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Accessory gearbox for gas turbine engine with compressor drive
    • Patent number 11,608,784
    • Issue date Mar 21, 2023
    • Raytheon Technologies Corporation
    • Hung Duong
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Reverse-flow gas turbine engine
    • Patent number 11,555,453
    • Issue date Jan 17, 2023
    • Pratt & Whitney Canada Corp.
    • Keith Morgan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Electrical system having two rotary electric machines coupled to tw...
    • Patent number 11,532,937
    • Issue date Dec 20, 2022
    • Rolls-Royce PLC
    • David F Brookes
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gas turbine engine with clutch assembly
    • Patent number 11,506,067
    • Issue date Nov 22, 2022
    • General Electric Company
    • Brian Lewis Devendorf
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Embedded electric machine
    • Patent number 11,473,441
    • Issue date Oct 18, 2022
    • General Electric Company
    • Gert Johannes van der Merwe
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gas turbine engine spool coupling
    • Patent number 11,459,946
    • Issue date Oct 4, 2022
    • Raytheon Technologies Corporation
    • Matthew R. Feulner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Geared gas turbine engine
    • Patent number 11,448,137
    • Issue date Sep 20, 2022
    • Rolls-Royce PLC
    • Craig W Bemment
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Multistage gas turbine engine with differential drive of compressor
    • Patent number 11,448,125
    • Issue date Sep 20, 2022
    • Raytheon Technologies Corporation
    • Daniel Bernard Kupratis
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS TURBINE ENGINE WITH CLUTCH ASSEMBLY
    • Publication number 20240417101
    • Publication date Dec 19, 2024
    • GENERAL ELECTRIC COMPANY
    • Brian Lewis Devendorf
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    PROPULSION SYSTEM AND METHOD FOR OPERATION
    • Publication number 20240401490
    • Publication date Dec 5, 2024
    • GENERAL ELECTRIC COMPANY
    • Sridhar Adibhatla
    • B32 - LAYERED PRODUCTS
  • Information Patent Application

    GAS TURBINE ENGINE
    • Publication number 20240254922
    • Publication date Aug 1, 2024
    • GENERAL ELECTRIC COMPANY
    • Daniel Alan Niergarth
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    A TURBOMACHINERY PLANT TO MAXIMIZE THE POWER GENERATED BY AN ELECTR...
    • Publication number 20240240568
    • Publication date Jul 18, 2024
    • Nuovo Pignone Tecnologie S.r.l.
    • Marco SANTINI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHOD FOR CONTROLLING A TURBOMACHINE COMPRISING AT LEAST ONE ELECT...
    • Publication number 20240229727
    • Publication date Jul 11, 2024
    • SAFRAN
    • Jean-Marie KAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GEARBOXES FOR AIRCRAFT GAS TURBINE ENGINES
    • Publication number 20240200467
    • Publication date Jun 20, 2024
    • Rolls-Royce plc
    • Mark Spruce
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    AIRCRAFT SYSTEM WITH GAS TURBINE ENGINE POWERED COMPRESSOR
    • Publication number 20240026827
    • Publication date Jan 25, 2024
    • Steven W. Burd
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AUGMENTED DRIVE OF COMPRESSORS VIA DIFFERENTIAL AND MULTISTAGE TURBINE
    • Publication number 20240018901
    • Publication date Jan 18, 2024
    • RTX Corporation
    • Daniel Bernard Kupratis
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GEARED GAS TURBINE ENGINE
    • Publication number 20230392554
    • Publication date Dec 7, 2023
    • Rolls-Royce plc
    • Nicholas HOWARTH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GEARED GAS TURBINE ENGINE
    • Publication number 20230366356
    • Publication date Nov 16, 2023
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GEARBOXES FOR AIRCRAFT GAS TURBINE ENGINES
    • Publication number 20230349301
    • Publication date Nov 2, 2023
    • Rolls-Royce plc
    • Mark Spruce
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INCREASING SURGE MARGIN AND COMPRESSION EFFICIENCY VIA SHAFT POWER...
    • Publication number 20230332509
    • Publication date Oct 19, 2023
    • Rolls-Royce plc
    • Caroline L. TURNER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ELECTRICAL SYSTEMS
    • Publication number 20230160344
    • Publication date May 25, 2023
    • Rolls-Royce plc
    • Graham P. BRUCE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    REVERSE-FLOW GAS TURBINE ENGINE
    • Publication number 20230151772
    • Publication date May 18, 2023
    • Pratt & Whitney Canada Corp.
    • Keith Morgan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GEARED GAS TURBINE ENGINE
    • Publication number 20230079630
    • Publication date Mar 16, 2023
    • Rolls-Royce plc
    • Nicholas HOWARTH
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GEARED GAS TURBINE ENGINE
    • Publication number 20220412269
    • Publication date Dec 29, 2022
    • Rolls-Royce plc
    • Nicholas HOWARTH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GEARED GAS TURBINE ENGINE
    • Publication number 20220389875
    • Publication date Dec 8, 2022
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GEARBOXES FOR AIRCRAFT GAS TURBINE ENGINES
    • Publication number 20220364481
    • Publication date Nov 17, 2022
    • Rolls-Royce plc
    • Mark Spruce
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AUGMENTED DRIVE OF COMPRESSORS VIA DIFFERENTIAL AND MULTISTAGE TURBINE
    • Publication number 20220349341
    • Publication date Nov 3, 2022
    • Raytheon Technologies Corporation
    • Daniel Bernard Kupratis
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TURBINE POSITIONING IN A GAS TURBINE ENGINE
    • Publication number 20220136434
    • Publication date May 5, 2022
    • Rolls-Royce plc
    • Chathura K. KANNANGARA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    STARTER/GENERATOR
    • Publication number 20220049648
    • Publication date Feb 17, 2022
    • Rolls-Royce North American Technologies, Inc.
    • Melissa Hughes
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    REVERSE-FLOW GAS TURBINE ENGINE
    • Publication number 20210404388
    • Publication date Dec 30, 2021
    • Keith Morgan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GEARBOXES FOR AIRCRAFT GAS TURBINE ENGINES
    • Publication number 20210310373
    • Publication date Oct 7, 2021
    • Rolls-Royce plc
    • Mark Spruce
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    REVERSE-FLOW GAS TURBINE ENGINE
    • Publication number 20210270183
    • Publication date Sep 2, 2021
    • Pratt & Whitney Canada Corp.
    • Keith MORGAN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GEARED GAS TURBINE ENGINE
    • Publication number 20210231060
    • Publication date Jul 29, 2021
    • Rolls-Royce plc
    • Craig W BEMMENT
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS TURBINE ENGINE HAVING GEARBOX SUPPORT SHEAR STRESS RATIO
    • Publication number 20210222631
    • Publication date Jul 22, 2021
    • Rolls-Royce plc
    • Mark Spruce
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    METHOD FOR SETTING A GEAR RATIO OF A FAN DRIVE GEAR SYSTEM OF A GAS...
    • Publication number 20210215101
    • Publication date Jul 15, 2021
    • Raytheon Technologies Corporation
    • William G. Sheridan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    TURBINE POSITIONING IN A GAS TURBINE ENGINE
    • Publication number 20210189956
    • Publication date Jun 24, 2021
    • Rolls-Royce plc
    • Chathura K. KANNANGARA
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    GEARED GAS TURBINE ENGINE
    • Publication number 20210164401
    • Publication date Jun 3, 2021
    • Rolls-Royce plc
    • Nicholas HOWARTH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DUAL CLUTCH TRANSMISSION FOR ACCESSORY GEARBOX DRIVE
    • Publication number 20210131347
    • Publication date May 6, 2021
    • United Technologies Corporation
    • Nicholas D. Leque
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...