Gas turbine engines

Patents Grantslast 30 patents

  • Information Patent Grant

    Methods and apparatus for thermal management of sumps using oleophi...

    • Patent number 12,018,722
    • Issue date Jun 25, 2024
    • General Electric Company
    • Arman Mohammad Khan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compliant foil radial bearing

    • Patent number 12,006,972
    • Issue date Jun 11, 2024
    • BLADON JETS HOLDINGS LIMITED
    • Stephen Pye
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damper system for an engine shaft

    • Patent number 11,982,201
    • Issue date May 14, 2024
    • GE AVIO S.R.L.
    • Marco Garabello
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Device for distributing oil from a rolling bearing for an aircraft...

    • Patent number 11,982,316
    • Issue date May 14, 2024
    • SAFRAN AIRCRAFT ENGINES
    • Christophe Marcel Lucien Perdrigeon
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bearing assembly

    • Patent number 11,976,593
    • Issue date May 7, 2024
    • General Electric Company
    • Ravindra Shankar Ganiger
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Windage blocker for oil routing

    • Patent number 11,970,972
    • Issue date Apr 30, 2024
    • RTX Corporation
    • Andrew V. Schwendenmann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Damping device for damping shaft vibration

    • Patent number 11,971,054
    • Issue date Apr 30, 2024
    • General Electric Company
    • Narayanan Payyoor
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Seal oil systems

    • Patent number 11,946,383
    • Issue date Apr 2, 2024
    • RTX Corporation
    • Todd A. Davis
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Recirculation of lubricant in a turbomachine rolling-element bearing

    • Patent number 11,940,008
    • Issue date Mar 26, 2024
    • SAFRAN POWER UNITS
    • Serge Marie Gabriel Cot
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Damping device for damping shaft vibration

    • Patent number 11,940,032
    • Issue date Mar 26, 2024
    • General Electric Company
    • Richard Schmidt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bearing housing assembly

    • Patent number 11,933,187
    • Issue date Mar 19, 2024
    • Pratt & Whitney Canada Corp.
    • Oleg Morenko
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bearing housing

    • Patent number 11,891,906
    • Issue date Feb 6, 2024
    • Pratt & Whitney Canada Corp.
    • Maciej Piotrowski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Lubrication system for an attritable engine

    • Patent number 11,891,908
    • Issue date Feb 6, 2024
    • RTX Corporation
    • Lawrence A. Binek
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compliant foil thrust bearing

    • Patent number 11,859,659
    • Issue date Jan 2, 2024
    • BLADON JETS HOLDINGS LIMITED
    • Stephen Pye
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shape memory alloy sleeve support assembly for a bearing

    • Patent number 11,852,027
    • Issue date Dec 26, 2023
    • General Electric Company
    • Ravindra Shankar Ganiger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Device for centring and rotationally guiding a turbomachine shaft c...

    • Patent number 11,846,200
    • Issue date Dec 19, 2023
    • SAFRAN AIRCRAFT ENGINES
    • Julien Fabien Patrick Becoulet
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotatable shaft bearing with electromagnetically controlled support...

    • Patent number 11,846,318
    • Issue date Dec 19, 2023
    • Lord Corporation
    • Mark R. Jolly
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Shaft component and method for producing a shaft component

    • Patent number 11,840,964
    • Issue date Dec 12, 2023
    • Rolls-Royce PLC
    • Fiona Halliday
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Turbomachinery lubrication system improvement gravity rundown tanks

    • Patent number 11,834,972
    • Issue date Dec 5, 2023
    • Saudi Arabian Oil Company
    • Abdulrahman Alkhowaiter
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Thrust bearing for a rotating machine

    • Patent number 11,835,088
    • Issue date Dec 5, 2023
    • Rolls-Royce North American Technologies, Inc.
    • Timothy Unton
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compliant foil radial bearing

    • Patent number 11,808,299
    • Issue date Nov 7, 2023
    • BLADON JETS HOLDINGS LIMITED
    • Phillip Heward
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Journal bearing

    • Patent number 11,788,616
    • Issue date Oct 17, 2023
    • Rolls-Royce PLC
    • Fiona Halliday
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gearboxes for aircraft gas turbine engines

    • Patent number 11,781,488
    • Issue date Oct 10, 2023
    • Rolls-Royce PLC
    • Mark Spruce
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    High power epicyclic gearbox and operation thereof

    • Patent number 11,781,487
    • Issue date Oct 10, 2023
    • Rolls-Royce PLC
    • Mark Spruce
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Circumferential seal assembly with multi-axis stepped grooves

    • Patent number 11,732,753
    • Issue date Aug 22, 2023
    • Stein Seal Company
    • Glenn M. Garrison
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Seal runner with deflector and catcher for gas turbine engine

    • Patent number 11,725,694
    • Issue date Aug 15, 2023
    • Raytheon Technologies Corporation
    • Todd A. Davis
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Thrust foil bearing

    • Patent number 11,708,854
    • Issue date Jul 25, 2023
    • NTN Corporation
    • Masato Yoshino
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Methods and apparatus for gas turbine bending isolation

    • Patent number 11,697,506
    • Issue date Jul 11, 2023
    • General Electric Company
    • Timothy Leo Schelfaut
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Turbomachine systems with magnetic bearing cooling and method

    • Patent number 11,686,214
    • Issue date Jun 27, 2023
    • Nuovo Pignone Tecnologie Srl
    • Duccio Fioravanti
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Circumferential seal assembly with multi-axis stepped grooves

    • Patent number 11,686,346
    • Issue date Jun 27, 2023
    • Stein Seal Company
    • Glenn M. Garrison
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    High Power Epicyclic Gearbox and Operation Thereof

    • Publication number 20240191660
    • Publication date Jun 13, 2024
    • Rolls-Royce plc
    • Mark SPRUCE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    LUBRICATION NETWORK FOR AN ATTRITABLE ENGINE

    • Publication number 20240175375
    • Publication date May 30, 2024
    • RTX Corporation
    • Lawrence A. Binek
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OBJECT HOLDING STRUCTURE

    • Publication number 20240167516
    • Publication date May 23, 2024
    • IHI Corporation
    • Daigo YONEDA
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BEARING CHAMBER WITH MAPPED THERMAL HEAT EXCHANGE FINS

    • Publication number 20240151155
    • Publication date May 9, 2024
    • RTX Corporation
    • Lawrence A. Binek
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Application

    SUPPORT STRUCTURE AND SPRING FOR BEARING COMPARTMENT

    • Publication number 20240151272
    • Publication date May 9, 2024
    • RTX Corporation
    • Lawrence A. Binek
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Application

    BEARING CHAMBER WITH THERMAL HEAT EXCHANGE FINS

    • Publication number 20240151156
    • Publication date May 9, 2024
    • RTX Corporation
    • Lawrence A. Binek
    • B33 - ADDITIVE MANUFACTURING TECHNOLOGY
  • Information Patent Application

    OIL JET FOR A TURBINE ENGINE

    • Publication number 20240093618
    • Publication date Mar 21, 2024
    • SAFRAN AIRCRAFT ENGINES
    • Mathieu PICARD
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PLAIN BEARING FOR AN AIRCRAFT TURBOMACHINE MECHANICAL REDUCER

    • Publication number 20240084711
    • Publication date Mar 14, 2024
    • Safran Transmission Systems
    • Bálint PAP
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR TURBINE STARTER WITH BEARING SUPPORT STRUCTURE

    • Publication number 20240052890
    • Publication date Feb 15, 2024
    • UNISON INDUSTRIES, LLC
    • Pallavi Tripathi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GEARBOXES FOR AIRCRAFT GAS TURBINE ENGINES

    • Publication number 20230399984
    • Publication date Dec 14, 2023
    • Rolls-Royce plc
    • Mark Spruce
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    BEARING CARRIER SUPPORT WITH REDUCED AXIAL LENGTH

    • Publication number 20230400062
    • Publication date Dec 14, 2023
    • Rolls-Royce plc
    • Craig TOWN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TILTING PAD BEARING

    • Publication number 20230304532
    • Publication date Sep 28, 2023
    • MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
    • Takuzo Shigihara
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LUBRICANT SUPPLY SYSTEM

    • Publication number 20230279902
    • Publication date Sep 7, 2023
    • GENERAL ELECTRIC COMPANY
    • Charles S. Orkiszewski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PLANETARY GEARBOX AND GAS TURBINE ENGINE HAVING PLANETARY GEARBOX

    • Publication number 20230272750
    • Publication date Aug 31, 2023
    • ROLLS-ROYCE DEUTSCHLAND LTD & CO KG
    • Michael GRÄBER
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BEARING HOUSING

    • Publication number 20230265768
    • Publication date Aug 24, 2023
    • Pratt & Whitney Canada Corp.
    • Maciej PIOTROWSKI
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LOADED BEARING SYSTEM

    • Publication number 20230243276
    • Publication date Aug 3, 2023
    • Pratt & Whitney Canada Corp.
    • Hugo QUINTIN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Circumferential Seal Assembly with Multi-Axis Stepped Grooves

    • Publication number 20230220872
    • Publication date Jul 13, 2023
    • STEIN SEAL COMPANY
    • Glenn M. Garrison
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TURNBUCKLE LINKAGE

    • Publication number 20230204057
    • Publication date Jun 29, 2023
    • GENERAL ELECTRIC COMPANY
    • Jaime Roberto Castaneda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    MIDSHAFT RATING FOR TURBOMACHINE ENGINES

    • Publication number 20230136238
    • Publication date May 4, 2023
    • GENERAL ELECTRIC COMPANY
    • Narayanan Payyoor
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FUSED SOFT AND HARD BEARING RINGS

    • Publication number 20230117756
    • Publication date Apr 20, 2023
    • SAFRAN AIRCRAFT ENGINES
    • Michel Gilbert Roland BRAULT
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    LOCKING SYSTEM AND MANUFACTURING METHOD THEREOF, BEARING ASSEMBLY A...

    • Publication number 20230069216
    • Publication date Mar 2, 2023
    • ABB Schweiz AG
    • Kaiwei Chen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHOD FOR MODIFYING A SINGLE SHAFT COMBINED CYCLE POWER PLANT

    • Publication number 20230058708
    • Publication date Feb 23, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Stefan Janssen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SHAFT COMPONENT AND METHOD FOR PRODUCING A SHAFT COMPONENT

    • Publication number 20230054031
    • Publication date Feb 23, 2023
    • Rolls-Royce plc
    • Fiona HALLIDAY
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    LUBRICANT FILTER FOR A TURBINE ENGINE

    • Publication number 20230060048
    • Publication date Feb 23, 2023
    • Bruno Martin
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    JOURNAL BEARING

    • Publication number 20230044167
    • Publication date Feb 9, 2023
    • Rolls-Royce plc
    • Fiona HALLIDAY
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DAMPER SYSTEM FOR AN ENGINE SHAFT

    • Publication number 20230019363
    • Publication date Jan 19, 2023
    • GE AVIO S.r.L.
    • Marco Garabello
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    THRUST BEARING FOR A ROTATING MACHINE

    • Publication number 20220381182
    • Publication date Dec 1, 2022
    • Rolls-Royce North American Technologies, Inc.
    • Timothy Unton
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Circumferential Seal Assembly with Multi-Axis Stepped Grooves

    • Publication number 20220356905
    • Publication date Nov 10, 2022
    • Stein Seal Company
    • Glenn M. Garrison
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    LUBRICATION SYSTEM FOR AN ATTRITABLE ENGINE

    • Publication number 20220349320
    • Publication date Nov 3, 2022
    • Lawrence A. Binek
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SEAL OIL SYSTEMS

    • Publication number 20220325633
    • Publication date Oct 13, 2022
    • Raytheon Technologies Corporation
    • Todd A. Davis
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...