TREA

the individual rotor discs being, one for each stage, on a common shaft and axially spaced

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  • F04D17/122
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04DNON-POSITIVE DISPLACEMENT PUMPS F04D17/00Radial-flow pumps

Current Industry

F04D17/122the individual rotor discs being, one for each stage, on a common shaft and axially spaced
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Turbomachine rotor with stacked impellers and turbomachine
    • Patent number 12,215,708
    • Issue date Feb 4, 2025
    • Nuovo Pignone Tecnologie Srl
    • Francesco Cangioli
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and system for controlling differential pressure for an exte...
    • Patent number 12,188,478
    • Issue date Jan 7, 2025
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo fluid machine
    • Patent number 12,152,601
    • Issue date Nov 26, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yuki Okano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas bearing management for a compressor
    • Patent number 12,146,497
    • Issue date Nov 19, 2024
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal compressor
    • Patent number 12,146,504
    • Issue date Nov 19, 2024
    • Hitachi Industrial Products, Ltd.
    • Kiyotaka Hiradate
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal compressor having a motor cooling passage
    • Patent number 12,078,180
    • Issue date Sep 3, 2024
    • Carrier Corporation
    • Tingcan Mi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor structure for a turbomachine with features to control relativ...
    • Patent number 12,038,015
    • Issue date Jul 16, 2024
    • Siemens Energy Global GmbH & Co. KG
    • Kevin Miny
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor for vehicle
    • Patent number 12,031,549
    • Issue date Jul 9, 2024
    • HANON SYSTEMS
    • Hyun Chil Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor with a system for removing liquid from the compressor
    • Patent number 12,006,941
    • Issue date Jun 11, 2024
    • Nuovo Pignone Tecnologie Srl
    • Manuele Bigi
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Power electronics cooling arrangement
    • Patent number 11,994,136
    • Issue date May 28, 2024
    • Danfoss A/S
    • Lin Xiang Sun
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Impeller assemblies and method of making
    • Patent number 11,988,223
    • Issue date May 21, 2024
    • Franklin Electric Co., Inc.
    • James J. Volk
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage turbomachine
    • Patent number 11,982,281
    • Issue date May 14, 2024
    • Cryostar SAS
    • Jacques Boigey
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage compressor with turbine section for fuel cell system
    • Patent number 11,927,193
    • Issue date Mar 12, 2024
    • Garrett Transportation I Inc.
    • Brent Donato
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Compact low noise efficient blower for CPAP devices
    • Patent number 11,892,000
    • Issue date Feb 6, 2024
    • ResMed Motor Technologies Inc.
    • Barton John Kenyon
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor rotor structure
    • Patent number 11,885,340
    • Issue date Jan 30, 2024
    • Siemens Energy Global GmbH & Co. KG
    • Martin Reimann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Centrifugal compressor
    • Patent number 11,873,822
    • Issue date Jan 16, 2024
    • Mitsubishi Heavy Industries Compressor Corporation
    • Akihiro Nakaniwa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Interstage capacity control valve with side stream flow distributio...
    • Patent number 11,859,621
    • Issue date Jan 2, 2024
    • TRANE INTERNATIONAL INC.
    • Mark W. Harrison
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas bearing management for a compressor
    • Patent number 11,852,150
    • Issue date Dec 26, 2023
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor interstage throttle, and method of operating therof
    • Patent number 11,841,026
    • Issue date Dec 12, 2023
    • TRANE INTERNATIONAL INC.
    • Mark W. Harrison
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary machine with improved shaft
    • Patent number 11,821,433
    • Issue date Nov 21, 2023
    • Nuovo Pignone Tecnologie Srl
    • Giuseppe Iurisci
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Radial turbomachine
    • Patent number 11,754,092
    • Issue date Sep 12, 2023
    • Micronel AG
    • Ronny Zwahlen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage rotor
    • Patent number 11,732,718
    • Issue date Aug 22, 2023
    • Feizal Alli Gaffoor
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Compressor rotor having seal elements
    • Patent number 11,725,665
    • Issue date Aug 15, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Kevin Miny
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Turbo compressor and turbo chiller including the same
    • Patent number 11,698,074
    • Issue date Jul 11, 2023
    • LG Electronics Inc.
    • Cheolmin Kim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor system and method of inserting and pulling out bundle of...
    • Patent number 11,692,538
    • Issue date Jul 4, 2023
    • Mitsubishi Heavy Industries Compressor Corporation
    • Takuya Kinoshita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Interstage capacity control valve with side stream flow distributio...
    • Patent number 11,661,949
    • Issue date May 30, 2023
    • TRANE INTERNATIONAL INC.
    • Rick T. James
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Impeller of rotating machine and rotating machine
    • Patent number 11,572,888
    • Issue date Feb 7, 2023
    • Mitsubishi Heavy Industries Compressor Corporation
    • Nobuyori Yagi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor system
    • Patent number 11,572,881
    • Issue date Feb 7, 2023
    • Mitsubishi Heavy Industries Compressor Corporation
    • Hideki Nagao
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal turbo-compressor having a gas flow path including a rel...
    • Patent number 11,572,880
    • Issue date Feb 7, 2023
    • Danfoss A/S
    • Jonathan Vlastuin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Interstage capacity control valve with side stream flow distributio...
    • Patent number 11,536,277
    • Issue date Dec 27, 2022
    • TRANE INTERNATIONAL INC.
    • Mark W. Harrison
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    COMPRESSOR WITH CURVED PASSAGE
    • Publication number 20240426303
    • Publication date Dec 26, 2024
    • IHI Corporation
    • Ryuuta TANAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC TURBO COMPRESSOR
    • Publication number 20240392792
    • Publication date Nov 28, 2024
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Hiroshi SAITO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPACT LOW NOISE EFFICIENT BLOWER FOR CPAP DEVICES
    • Publication number 20240229805
    • Publication date Jul 11, 2024
    • ResMed Motor Technologies Inc.
    • Barton John KENYON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TURBOMACHINE ROTOR WITH STACKED IMPELLERS AND TURBOMACHINE
    • Publication number 20240200567
    • Publication date Jun 20, 2024
    • Nuovo Pignone Tecnologie S.r.l.
    • Francesco CANGIOLI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS BEARING MANAGEMENT FOR A COMPRESSOR
    • Publication number 20240133390
    • Publication date Apr 25, 2024
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPACT LOW NOISE EFFICIENT BLOWER FOR CPAP DEVICES
    • Publication number 20240133386
    • Publication date Apr 25, 2024
    • ResMed Motor Technologies Inc.
    • Barton John KENYON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR
    • Publication number 20230375005
    • Publication date Nov 23, 2023
    • Hitachi Industrial Products, Ltd.
    • Kiyotaka HIRADATE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE TURBOMACHINE
    • Publication number 20230340959
    • Publication date Oct 26, 2023
    • Jacques BOIGEY
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR ROTOR HAVING SEAL ASSEMBLY WITHIN HIRTH COUPLING
    • Publication number 20230332614
    • Publication date Oct 19, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Martin Reimann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MULTISTAGE CENTRIFUGAL COMPRESSOR
    • Publication number 20230323898
    • Publication date Oct 12, 2023
    • ATLAS COPCO AIRPOWER, naamloze vennootschap
    • Bjorn VERRELST
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE CENTRIFUGAL COMPRESSOR
    • Publication number 20230304501
    • Publication date Sep 28, 2023
    • ENOGIA
    • Arthur LEROUX
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR
    • Publication number 20230258190
    • Publication date Aug 17, 2023
    • MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
    • Akihiro Nakaniwa
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD AND SYSTEM FOR CONTROLLING DIFFERENTIAL PRESSURE FOR AN EXTE...
    • Publication number 20230213037
    • Publication date Jul 6, 2023
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS BEARING MANAGEMENT FOR A COMPRESSOR
    • Publication number 20230213038
    • Publication date Jul 6, 2023
    • TRANE INTERNATIONAL INC.
    • Jacob T. Helgerson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTOR STRUCTURE FOR A TURBOMACHINE WITH FEATURES TO CONTROL RELATIV...
    • Publication number 20230175520
    • Publication date Jun 8, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Kevin Miny
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    COMPRESSOR ROTOR HAVING SEAL ELEMENTS
    • Publication number 20230133059
    • Publication date May 4, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Kevin Miny
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR INTERSTAGE THROTTLE, AND METHOD OF OPERATING THEROF
    • Publication number 20230139727
    • Publication date May 4, 2023
    • TRANE INTERNATIONAL INC.
    • Mark W. Harrison
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR ROTOR STRUCTURE
    • Publication number 20230125483
    • Publication date Apr 27, 2023
    • Siemens Energy Global GmbH & Co. KG
    • Martin Reimann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERSTAGE CAPACITY CONTROL VALVE WITH SIDE STREAM FLOW DISTRIBUTIO...
    • Publication number 20230130511
    • Publication date Apr 27, 2023
    • TRANE INTERNATIONAL INC.
    • Mark W. Harrison
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR FOR VEHICLE
    • Publication number 20230106824
    • Publication date Apr 6, 2023
    • HANON SYSTEMS
    • Hyun Chil KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-STAGE COMPRESSOR WITH SINGLE ELECTRIC DIRECT DRIVE MOTOR
    • Publication number 20230060779
    • Publication date Mar 2, 2023
    • Ingersoll-Rand Industrial U.S., Inc.
    • Cristiano Lissoni
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TWO-STAGE GAS COMPRESSING APPARATUS WITH COMPRESSED-GAS PRESSURE-DI...
    • Publication number 20230052135
    • Publication date Feb 16, 2023
    • TURBOWIN CO., LTD.
    • Minsoo KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Impeller Assemblies and Method of Making
    • Publication number 20230033121
    • Publication date Feb 2, 2023
    • Franklin Electric Co., Inc.
    • James J. VOLK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH A SYSTEM FOR REMOVING LIQUID FROM THE COMPRESSOR
    • Publication number 20230016480
    • Publication date Jan 19, 2023
    • Nuovo Pignone Tecnologie S.r.l.
    • Manuele BIGI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CENTRIFUGAL COMPRESSOR
    • Publication number 20220389931
    • Publication date Dec 8, 2022
    • MITSUBISHI HEAVY INDUSTRIES COMPRESSOR CORPORATION
    • Motomu Asahara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTATING MACHINERY
    • Publication number 20220372992
    • Publication date Nov 24, 2022
    • Mitsubishi Heavy Industries, Ltd.
    • Masamichi IINO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERSTAGE CAPACITY CONTROL VALVE WITH SIDE STREAM FLOW DISTRIBUTIO...
    • Publication number 20220349414
    • Publication date Nov 3, 2022
    • TRANE INTERNATIONAL INC.
    • Rick T. James
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    COMPACT LOW NOISE EFFICIENT BLOWER FOR CPAP DEVICES
    • Publication number 20220290677
    • Publication date Sep 15, 2022
    • ResMed Motor Technologies Inc.
    • Barton John KENYON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POWER ELECTRONICS COOLING ARRANGEMENT
    • Publication number 20220252073
    • Publication date Aug 11, 2022
    • Danfoss A/S
    • Lin Xiang Sun
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A MULTI-STAGE ROTOR
    • Publication number 20220243732
    • Publication date Aug 4, 2022
    • Feizal Alli GAFFOOR
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS