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with contrarotating parts

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  • F04D19/024
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D19/00Axial-flow pumps

Current Industry

F04D19/024with contrarotating parts
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Axial and downstream compressor assembly
    • Patent number 11,965,514
    • Issue date Apr 23, 2024
    • Carrier Corporation
    • Michael M. Joly
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid heat exchanger with pump
    • Patent number 11,953,274
    • Issue date Apr 9, 2024
    • Corsair Memory, Inc.
    • Niko Tivadar
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Gas turbine engine with third stream
    • Patent number 11,834,954
    • Issue date Dec 5, 2023
    • General Electric Company
    • David Marion Ostdiek
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Fan
    • Patent number 11,732,721
    • Issue date Aug 22, 2023
    • Napalmi Tietotekniikka Oy
    • Jarno Tyni
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric turbomachine
    • Patent number 11,680,486
    • Issue date Jun 20, 2023
    • Rolls-Royce PLC
    • Chloe J. Palmer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Counter-rotating fan
    • Patent number 11,661,943
    • Issue date May 30, 2023
    • Xiaowen Hu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Arrangement for pressurizing of fluid
    • Patent number 11,639,723
    • Issue date May 2, 2023
    • Vetco Gray Scandinavia AS
    • Giacomo Landi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Thin type counter-rotating axial air moving device
    • Patent number 11,536,279
    • Issue date Dec 27, 2022
    • STOKES TECHNOLOGY DEVELOPMENT LTD.
    • Yih-Wei Tzeng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Counter-rotating axial air moving device
    • Patent number 11,512,704
    • Issue date Nov 29, 2022
    • STOKES TECHNOLOGY DEVELOPMENT LTD.
    • Yih-Wei Tzeng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Counter-rotating fan
    • Patent number 11,506,211
    • Issue date Nov 22, 2022
    • Shuqi Li
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Counter-rotating axial air moving device structure
    • Patent number 11,486,402
    • Issue date Nov 1, 2022
    • STOKES TECHNOLOGY DEVELOPMENT LTD.
    • Yih-Wei Tzeng
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Efficient gas turbine engine installation and operation
    • Patent number 11,459,893
    • Issue date Oct 4, 2022
    • Rolls-Royce PLC
    • Nicholas Howarth
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fan with synchronously switch for rotation directions
    • Patent number 11,408,431
    • Issue date Aug 9, 2022
    • Runming Guo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial fan configurations
    • Patent number 11,401,939
    • Issue date Aug 2, 2022
    • Bascom Hunier Technologies, Inc.
    • John Decker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Inline axial flow fan
    • Patent number 11,396,880
    • Issue date Jul 26, 2022
    • Nidec Corporation
    • Shinji Takemoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Blower apparatus
    • Patent number 11,384,767
    • Issue date Jul 12, 2022
    • Nidec Corporation
    • Guiling Zhang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Inline axial flow fan
    • Patent number 11,293,446
    • Issue date Apr 5, 2022
    • Nidec Corporation
    • Shinji Takemoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Blower
    • Patent number 11,280,351
    • Issue date Mar 22, 2022
    • Nidec Corporation
    • Yuta Tokuno
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Thrust-balancing wet gas compressor
    • Patent number 11,231,039
    • Issue date Jan 25, 2022
    • OneSubsea IP UK Limited
    • Hans Fredrik Kjellnes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System for moving fluid with opposed axial forces
    • Patent number 11,162,497
    • Issue date Nov 2, 2021
    • OneSubsea IP UK Limited
    • Anders Brunvold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Counter rotating back-to-back fluid movement system
    • Patent number 11,098,727
    • Issue date Aug 24, 2021
    • OneSubsea IP UK Limited
    • Simon Kalgraff
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fan unit and cleaner having the same
    • Patent number 11,089,931
    • Issue date Aug 17, 2021
    • Samsung Electronics Co., Ltd.
    • Minoru Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Contra-rotating fan structure
    • Patent number 11,078,915
    • Issue date Aug 3, 2021
    • Delta Electronics, Inc.
    • Chien-Hung Chen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cooling module with blower system having opposite, blower and impel...
    • Patent number 11,028,857
    • Issue date Jun 8, 2021
    • Dell Products, L.P.
    • Qinghong He
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Axial fan
    • Patent number 11,022,128
    • Issue date Jun 1, 2021
    • Nidec Corporation
    • Kazuhiro Inouchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Efficient gas turbine engine installation and operation
    • Patent number 10,982,550
    • Issue date Apr 20, 2021
    • Rolls-Royce PLC
    • Nicholas Howarth
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Erosion resistant blades for compressors
    • Patent number 10,914,183
    • Issue date Feb 9, 2021
    • OneSubsea IP UK Limited
    • Rolf Rustad
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Surge free subsea compressor
    • Patent number 10,876,536
    • Issue date Dec 29, 2020
    • OneSubsea IP UK Limited
    • Bernt-Helge Torkildsen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Counter-rotating axial flow fan
    • Patent number 10,837,448
    • Issue date Nov 17, 2020
    • Nidec Servo Corporation
    • Yoshihiko Kato
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Structure for mitigating vibratory modes of counter-rotating engine...
    • Patent number 10,746,047
    • Issue date Aug 18, 2020
    • General Electric Company
    • Richard Alan Wesling
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTI-STAGE COMPRESSOR ASSEMBLY HAVING ROWS OF BLADES ARRANGED TO R...
    • Publication number 20240035480
    • Publication date Feb 1, 2024
    • Siemens Energy Global GmbH & Co. KG
    • William C. Maier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANELESS CONTRA-ROTATING COMPRESSOR WITH MULTIPLE CONTRA-ROTATING I...
    • Publication number 20230287890
    • Publication date Sep 14, 2023
    • SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    • Weiwei CUI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ARRANGEMENT FOR PRESSURIZING OF FLUID
    • Publication number 20230235740
    • Publication date Jul 27, 2023
    • Vetco Gray Scandinavia AS
    • Giacomo Landi
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    EFFICIENT GAS TURBINE ENGINE INSTALLATION AND OPERATION
    • Publication number 20220403743
    • Publication date Dec 22, 2022
    • Rolls-Royce plc
    • Nicholas HOWARTH
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    COMPRESSOR WITH COUNTER-ROTATING BLADE ROWS
    • Publication number 20220389862
    • Publication date Dec 8, 2022
    • GENERAL ELECTRIC COMPANY
    • Rudolf K. Selmeier
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN
    • Publication number 20220349409
    • Publication date Nov 3, 2022
    • Napalmi Tietotekniikka Oy
    • Jarno TYNI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID HEAT EXCHANGER WITH PUMP
    • Publication number 20220341431
    • Publication date Oct 27, 2022
    • CORSAIR MEMORY, INC.
    • Niko Tivadar
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    COUNTER-ROTATING AXIAL AIR MOVING DEVICE STRUCTURE
    • Publication number 20220333604
    • Publication date Oct 20, 2022
    • Stokes Technology Development Ltd.
    • Yih-Wei TZENG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COUNTER-ROTATING AXIAL AIR MOVING DEVICE
    • Publication number 20220325717
    • Publication date Oct 13, 2022
    • Stokes Technology Development Ltd.
    • Yih-Wei TZENG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL AND DOWNSTREAM COMPRESSOR ASSEMBLY
    • Publication number 20220228593
    • Publication date Jul 21, 2022
    • Carrier Corporation
    • Michael M. Joly
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    THRUST-BALANCING WET GAS COMPRESSOR
    • Publication number 20220220963
    • Publication date Jul 14, 2022
    • Onesubsea IP UK Limited
    • Hans Fredrik Kjellnes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Counter-Rotating Fan Assembly
    • Publication number 20220170469
    • Publication date Jun 2, 2022
    • ROBERT BOSCH GmbH
    • Robert Van Houten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COUNTER-ROTATING FAN
    • Publication number 20210388838
    • Publication date Dec 16, 2021
    • Guangdong Midea White Home Appliance Technology Innovation Center Co., Ltd.
    • Xiaowen HU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COUNTER-ROTATING FAN
    • Publication number 20210388839
    • Publication date Dec 16, 2021
    • Shuqi LI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FAN AND AIR CONDITIONER INDOOR UNIT HAVING THE SAME
    • Publication number 20210332828
    • Publication date Oct 28, 2021
    • GD MIDEA AIR-CONDITIONING EQUIPMENT CO., LTD.
    • Xujie CAI
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    EFFICIENT GAS TURBINE ENGINE INSTALLATION AND OPERATION
    • Publication number 20210207483
    • Publication date Jul 8, 2021
    • Rolls-Royce plc
    • Nicholas HOWARTH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FAN
    • Publication number 20210199119
    • Publication date Jul 1, 2021
    • GD MIDEA ENVIRONMENT APPLIANCES MFG CO., LTD.
    • Runming GUO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COOLING MODULE WITH BLOWER SYSTEM HAVING OPPOSITE, BLOWER AND IMPEL...
    • Publication number 20210079926
    • Publication date Mar 18, 2021
    • DELL PRODUCTS, L.P.
    • Qinghong He
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOWER
    • Publication number 20200378403
    • Publication date Dec 3, 2020
    • NIDEC CORPORATION
    • Yuta TOKUNO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CONTRA-ROTATING FAN STRUCTURE
    • Publication number 20200378388
    • Publication date Dec 3, 2020
    • Delta Electronics, Inc.
    • Chien-Hung CHEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS AND METHODS FOR FLYING SHEET MATERIALS
    • Publication number 20200300268
    • Publication date Sep 24, 2020
    • Blake T. HUDSON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    EFFICIENT GAS TURBINE ENGINE INSTALLATION AND OPERATION
    • Publication number 20200291785
    • Publication date Sep 17, 2020
    • Rolls-Royce plc
    • Nicholas HOWARTH
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC TURBOMACHINE
    • Publication number 20200263545
    • Publication date Aug 20, 2020
    • Rolls-Royce plc
    • Chloe J. PALMER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INLINE AXIAL FLOW FAN
    • Publication number 20200149537
    • Publication date May 14, 2020
    • NIDEC CORPORATION
    • Shinji TAKEMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    THRUST-BALANCING WET GAS COMPRESSOR
    • Publication number 20200072229
    • Publication date Mar 5, 2020
    • Onesubsea IP UK Limited
    • Hans Fredrik Kjellnes
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AXIAL FAN CONFIGURATIONS
    • Publication number 20200056618
    • Publication date Feb 20, 2020
    • Xcelaero Corporation
    • John Decker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COUNTER ROTATING BACK-TO-BACK FLUID MOVEMENT SYSTEM
    • Publication number 20190390683
    • Publication date Dec 26, 2019
    • Onesubsea IP UK Limited
    • Simon Kalgraff
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AFT COUNTER-ROTATING BOUNDARY LAYER INGESTION ENGINE
    • Publication number 20190309705
    • Publication date Oct 10, 2019
    • United Technologies Corporation
    • Gabriel L. Suciu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COUNTER-ROTATING AXIAL FLOW FAN
    • Publication number 20190301473
    • Publication date Oct 3, 2019
    • NIDEC SERVO CORPORATION
    • Yoshihiko KATO
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    COUNTER-ROTATING FAN
    • Publication number 20190301472
    • Publication date Oct 3, 2019
    • NIDEC SERVO CORPORATION
    • Yoshihiko KATO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...