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by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape

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  • F05D2260/961
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F05Engines, pumps F05DINDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS F05D2260/00Function

Current Industry

F05D2260/961by mistuning rotor blades or stator vanes with irregular interblade spacing, airfoil shape
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Airfoil assembly with a differentially oriented stage
    • Patent number 12,140,040
    • Issue date Nov 12, 2024
    • General Electric Company
    • Michal Tomasz Kuropatwa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Blade rotor and fluid working machine comprising such a rotor
    • Patent number 12,025,146
    • Issue date Jul 2, 2024
    • FPZ S.P.A.
    • Andrea Lazari
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outlet guide vane assembly for a turbofan engine
    • Patent number 12,018,592
    • Issue date Jun 25, 2024
    • General Electric Company
    • Kishore Ramakrishnan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Aircraft engine with stator having varying pitch
    • Patent number 12,017,782
    • Issue date Jun 25, 2024
    • Pratt & Whitney Canada Corp.
    • Karan Anand
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tailored material property tuning for turbine engine fan blades
    • Patent number 12,012,865
    • Issue date Jun 18, 2024
    • Rolls-Royce North American Technologies Inc.
    • Michael Glavicic
    • C21 - METALLURGY OF IRON
  • Information Patent Grant

    Fan and fan blades
    • Patent number 11,965,521
    • Issue date Apr 23, 2024
    • EBM-Papst Mulfingen GmbH & Co. KG
    • Marc Schneider
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Airfoil for a turbofan engine
    • Patent number 11,965,425
    • Issue date Apr 23, 2024
    • General Electric Company
    • Trevor Howard Wood
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Rotor blade system of turbine engines
    • Patent number 11,959,395
    • Issue date Apr 16, 2024
    • General Electric Company
    • Wei-Min Ren
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Stacking of rotor blade aerofoil sections to adjust resonant freque...
    • Patent number 11,954,408
    • Issue date Apr 9, 2024
    • Rolls-Royce PLC
    • Martin Rose
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Turbocharger
    • Patent number 11,913,372
    • Issue date Feb 27, 2024
    • MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD.
    • Toru Hoshi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Biased passages for turbomachinery
    • Patent number 11,852,165
    • Issue date Dec 26, 2023
    • Concepts NREC, LLC
    • David Japikse
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Variable pitch bladed disc
    • Patent number 11,772,777
    • Issue date Oct 3, 2023
    • SAFRAN AIRCRAFT ENGINES
    • Clement Marcel Maurice Dejeu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbomachine blade having a sweep law with high flutter margin
    • Patent number 11,753,943
    • Issue date Sep 12, 2023
    • SAFRAN AIRCRAFT ENGINES
    • Guillaume Pascal Jean-Charles Gondre
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fan blade with internal shear-thickening fluid damping
    • Patent number 11,746,659
    • Issue date Sep 5, 2023
    • Rolls-Royce North American Technologies Inc.
    • Robert W. Heeter
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Profiled structure for an aircraft or turbomachine
    • Patent number 11,668,196
    • Issue date Jun 6, 2023
    • SAFRAN AIRCRAFT ENGINES
    • Fernando Gea Aguilera
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Cooling fan
    • Patent number 11,635,088
    • Issue date Apr 25, 2023
    • Champ Tech Optical (Foshan) Corporation
    • Xiao-Guang Ma
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Low-noise blade for an open rotor
    • Patent number 11,608,743
    • Issue date Mar 21, 2023
    • General Electric Company
    • Daniel L. Tweedt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Split shroud for vibration reduction
    • Patent number 11,608,747
    • Issue date Mar 21, 2023
    • General Electric Company
    • Ravindra Shankar Ganiger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable pitch bladed disc
    • Patent number 11,591,913
    • Issue date Feb 28, 2023
    • SAFRAN AIRCRAFT ENGINES
    • Clement Marcel Maurice Dejeu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Geared gas turbine engine with reduced fan noise
    • Patent number 11,512,631
    • Issue date Nov 29, 2022
    • Raytheon Technologies Corporation
    • Jonathan Gilson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Blade cutback distribution in rotor for noise reduction
    • Patent number 11,421,536
    • Issue date Aug 23, 2022
    • Pratt & Whitney Canada Corp.
    • Yau-Wai Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bladed rotor system and corresponding method of servicing
    • Patent number 11,401,815
    • Issue date Aug 2, 2022
    • Siemens Energy Global GmbH & Co. KG
    • Yuekun Zhou
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Compressor
    • Patent number 11,396,891
    • Issue date Jul 26, 2022
    • MAN Energy Solutions SE
    • Harald Passrucker
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor rotor for supersonic flutter and/or resonant stress miti...
    • Patent number 11,353,038
    • Issue date Jun 7, 2022
    • Pratt & Whitney Canada Corp.
    • Ignatius Theratil
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Airplane turbojet fan blade of cambered profile in its root sections
    • Patent number 11,333,164
    • Issue date May 17, 2022
    • SAFRAN AIRCRAFT ENGINES
    • Hanna Reiss
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Mistuning of turbine blades with one or more internal cavities
    • Patent number 11,319,815
    • Issue date May 3, 2022
    • Siemens Energy Global GmbH & Co. KG
    • Daniel M. Eshak
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Shrouded blades with improved flutter resistance
    • Patent number 11,293,289
    • Issue date Apr 5, 2022
    • Siemens Energy Global GmbH & Co. KG
    • Jerry H. Griffin
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Heat dissipation fan
    • Patent number 11,268,525
    • Issue date Mar 8, 2022
    • Acer Incorporated
    • Yu-Ming Lin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and arrangement to minimize noise and excitation of structur...
    • Patent number 11,255,345
    • Issue date Feb 22, 2022
    • Elliott Company
    • Francis Kushner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High cycle fatigue design for gas turbine engines
    • Patent number 11,230,926
    • Issue date Jan 25, 2022
    • Rolls-Royce Corporation
    • Darrell J. Goodwin
    • G06 - COMPUTING CALCULATING COUNTING

Patents Applicationslast 30 patents

  • Information Patent Application

    GAS TURBINE AIRFOIL NOISE REDUCTION
    • Publication number 20240376824
    • Publication date Nov 14, 2024
    • GENERAL ELECTRIC COMPANY
    • Balaraju Suresh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OUTLET GUIDE VANE ASSEMBLY FOR A TURBOFAN ENGINE
    • Publication number 20240309769
    • Publication date Sep 19, 2024
    • GENERAL ELECTRIC COMPANY
    • Kishore Ramakrishnan
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    AIRCRAFT ENGINE WITH STATOR HAVING VARYING PITCH
    • Publication number 20240308673
    • Publication date Sep 19, 2024
    • Pratt & Whitney Canada Corp.
    • Karan ANAND
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    ROTOR BLADE SYSTEM OF TURBINE ENGINES
    • Publication number 20240271534
    • Publication date Aug 15, 2024
    • GENERAL ELECTRIC COMPANY
    • Wei-Min Ren
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIRFOIL FOR A TURBOFAN ENGINE
    • Publication number 20240263565
    • Publication date Aug 8, 2024
    • GENERAL ELECTRIC COMPANY
    • Trevor Howard Wood
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    OUTLET GUIDE VANE ASSEMBLY FOR A TURBOFAN ENGINE
    • Publication number 20240209746
    • Publication date Jun 27, 2024
    • GENERAL ELECTRIC COMPANY
    • Kishore Ramakrishnan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIRFOIL ASSEMBLY
    • Publication number 20240175362
    • Publication date May 30, 2024
    • GENERAL ELECTRIC COMPANY
    • Kishore Ramakrishnan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Biased Passages For Turbomachinery
    • Publication number 20240125331
    • Publication date Apr 18, 2024
    • Concepts NREC, LLC
    • David Japikse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIRFOIL FOR A TURBOFAN ENGINE
    • Publication number 20230383675
    • Publication date Nov 30, 2023
    • GENERAL ELECTRIC COMPANY
    • Trevor Howard Wood
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PORTABLE AND WEARABLE HAND-GRASP NEURO-ORTHOSIS
    • Publication number 20230366347
    • Publication date Nov 16, 2023
    • Battelle Memorial Institute
    • David Friedenberg
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ROTOR BLADE SYSTEM OF TURBINE ENGINES
    • Publication number 20230358140
    • Publication date Nov 9, 2023
    • GENERAL ELECTRIC COMPANY
    • Wei-Min Ren
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHOD OF MANUFACTURING A MISTUNED ROTOR
    • Publication number 20230349297
    • Publication date Nov 2, 2023
    • Pratt & Whitney Canada Corp.
    • Krishna Prasad BALIKE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIRFOIL ASSEMBLY WITH A DIFFERENTIALLY ORIENTED STAGE
    • Publication number 20230250723
    • Publication date Aug 10, 2023
    • GENERAL ELECTRIC COMPANY
    • Michal Tomasz Kuropatwa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FAN BLADE WITH INTERNAL SHEAR-THICKENING FLUID DAMPING
    • Publication number 20230203952
    • Publication date Jun 29, 2023
    • Rolls-Royce North American Technologies Inc.
    • Robert W. Heeter
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    STALL MARGIN IMPROVEMENT OF ROTOR FAN AND HOUSING FOR A VANEAXIAL B...
    • Publication number 20230204038
    • Publication date Jun 29, 2023
    • Regal Beloit America, Inc.
    • Ramin Rezaei
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    TAILORED MATERIAL PROPERTY TUNING FOR TURBINE ENGINE FAN BLADES
    • Publication number 20230203953
    • Publication date Jun 29, 2023
    • Rolls-Royce North American Technologies Inc.
    • Michael Glavicic
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FAN AND FAN BLADES
    • Publication number 20230138644
    • Publication date May 4, 2023
    • EBM-PAPST MULFINGEN GMBH & CO. KG
    • Marc Schneider
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    A DIFFUSER WITH NON-CONSTANT DIFFUSER VANES PITCH AND CENTRIFUGAL T...
    • Publication number 20230042068
    • Publication date Feb 9, 2023
    • Nuovo Pignone Tecnologie S.r.l.
    • Lorenzo TONI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SPLIT SHROUD FOR VIBRATION REDUCTION
    • Publication number 20220213795
    • Publication date Jul 7, 2022
    • GENERAL ELECTRIC COMPANY
    • Ravindra Shankar Ganiger
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BLADED ROTOR SYSTEM AND CORRESPONDING METHOD OF SERVICING
    • Publication number 20220034229
    • Publication date Feb 3, 2022
    • Siemens Energy Global GmbH & Co. KG
    • Yuekun Zhou
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    TURBOMACHINE BLADE HAVING A SWEEP LAW WITH HIGH FLUTTER MARGIN
    • Publication number 20220018259
    • Publication date Jan 20, 2022
    • SAFRAN AIRCRAFT ENGINES
    • Guillaume Pascal Jean-Charles GONDRE
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    PROFILED STRUCTURE FOR AN AIRCRAFT OR TURBOMACHINE
    • Publication number 20210388725
    • Publication date Dec 16, 2021
    • SAFRAN AIRCRAFT ENGINES
    • Fernando GEA AGUILERA
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    GEARED GAS TURBINE ENGINE WITH REDUCED FAN NOISE
    • Publication number 20210372323
    • Publication date Dec 2, 2021
    • Raytheon Technologies Corporation
    • Jonathan Gilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS TURBINE ENGINE WITH PARTIAL INLET VANE
    • Publication number 20210372434
    • Publication date Dec 2, 2021
    • Pratt & Whitney Canada Corp.
    • Hong YU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLADE CUTBACK DISTRIBUTION IN ROTOR FOR NOISE REDUCTION
    • Publication number 20210293149
    • Publication date Sep 23, 2021
    • Yau-Wai Li
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Biased Passages For Turbomachinery
    • Publication number 20200408222
    • Publication date Dec 31, 2020
    • Concepts NREC, LLC
    • David Japikse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR ROTOR FOR SUPERSONIC FLUTTER AND/OR RESONANT STRESS MITI...
    • Publication number 20200392968
    • Publication date Dec 17, 2020
    • Pratt & Whitney Canada Corp.
    • Ignatius THERATIL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEARED GAS TURBINE ENGINE WITH REDUCED FAN NOISE
    • Publication number 20200386154
    • Publication date Dec 10, 2020
    • Raytheon Technologies Corporation
    • Jonathan Gilson
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    GAS TURBINE ENGINE JET
    • Publication number 20200200126
    • Publication date Jun 25, 2020
    • Rolls-Royce plc
    • Alastair D MOORE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FAN ROTOR WITH FLOW INDUCED RESONANCE CONTROL
    • Publication number 20200149554
    • Publication date May 14, 2020
    • Pratt & Whitney Canada Corp.
    • Ignatius THERATIL
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES