TREA

Hydrostatic or hydrodynamic bearing assemblies specially adapted for rotary positive displacement pumps or compressors

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  • F04C2240/54
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C2240/00Components

Current Industry

F04C2240/54Hydrostatic or hydrodynamic bearing assemblies specially adapted for rotary positive displacement pumps or compressors
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Internal gear fluid machine with connection channel in each of two...
    • Patent number 12,163,519
    • Issue date Dec 10, 2024
    • Eckerle Technologies GmbH
    • Alexander Goss
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw pump
    • Patent number 12,158,148
    • Issue date Dec 3, 2024
    • NETZSCH Pumpen & Systeme GmbH
    • Eduardo Nuss
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Sliding component
    • Patent number 12,135,030
    • Issue date Nov 5, 2024
    • Eagle Industry Co., Ltd.
    • Hiroshi Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Eccentric sliding assembly with a plurality of dynamic pressure gen...
    • Patent number 12,104,598
    • Issue date Oct 1, 2024
    • Eagle Industry Co., Ltd.
    • Hiroshi Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Double sided oil film thrust bearing in a scroll pump
    • Patent number 12,098,642
    • Issue date Sep 24, 2024
    • Agilent Technologies, Inc.
    • Ronald J. Forni
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Bearing mechanical joining methods
    • Patent number 12,092,108
    • Issue date Sep 17, 2024
    • Hamilton Sundstrand Corporation
    • Zachary Allen Ray LeDuc
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Aerostatic thrust bearing and method of aerostatically supporting a...
    • Patent number 12,065,934
    • Issue date Aug 20, 2024
    • TRANE INTERNATIONAL INC.
    • Jay H. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Internal gear fluid machine
    • Patent number 11,971,033
    • Issue date Apr 30, 2024
    • Eckerle Technologies GmbH
    • Alexander Goss
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sliding component
    • Patent number 11,913,454
    • Issue date Feb 27, 2024
    • Eagle Industry Co., Ltd.
    • Hiroshi Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas bearing compressor backup power
    • Patent number 11,913,463
    • Issue date Feb 27, 2024
    • TRANE INTERNATIONAL INC.
    • Seth M. McGill
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and apparatus for a submersible multistage labyrinth-screw pump
    • Patent number 11,867,176
    • Issue date Jan 9, 2024
    • Lex Submersible Pumps FZE Company
    • Anton Shakirov
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Gear pump with floating bearing with receiver faces
    • Patent number 11,852,142
    • Issue date Dec 26, 2023
    • IHI Corporation
    • Kenji Takamiya
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydrostatic pressure support for spherical pump rotor and spherical...
    • Patent number 11,802,560
    • Issue date Oct 31, 2023
    • SHENZHEN SPHERICAL FLUID POWER TECHNOLOGY CO., LTD.
    • Luyi Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid machine having a foil bearing arrangement
    • Patent number 11,739,761
    • Issue date Aug 29, 2023
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yuki Okano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Sealing arrangement
    • Patent number 11,668,300
    • Issue date Jun 6, 2023
    • TOCIRCLE INDUSTRIES AS
    • Arne Høeg
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid flow device
    • Patent number 11,614,089
    • Issue date Mar 28, 2023
    • Alejandro Juan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    System and method for engine speed measurement
    • Patent number 11,614,456
    • Issue date Mar 28, 2023
    • Pratt & Whitney Canada Corp.
    • Antwan Shenouda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Geared volumetric machine
    • Patent number 11,448,212
    • Issue date Sep 20, 2022
    • CASAPPA S.P.A.
    • Manuel Rigosi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Equal-walled gerotor pump for wellbore applications
    • Patent number 11,434,905
    • Issue date Sep 6, 2022
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Aerostatic thrust bearing and method of aerostatically supporting a...
    • Patent number 11,415,135
    • Issue date Aug 16, 2022
    • TRANE INTERNATIONAL INC.
    • Jay H. Johnson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary pump with supporting pockets
    • Patent number 11,353,020
    • Issue date Jun 7, 2022
    • Schwabische Huttenwerke Automotive GmbH
    • Gerd Jäggle
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary sliding vane machine with hydrostatic slide bearings for the...
    • Patent number 11,346,222
    • Issue date May 31, 2022
    • TOCIRCLE INDUSTRIES AS
    • Arne Høeg
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compressor with mechanical seal
    • Patent number 11,306,722
    • Issue date Apr 19, 2022
    • FORUMS US, INC.
    • John Walton
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump device
    • Patent number 11,274,667
    • Issue date Mar 15, 2022
    • Hitachi Astemo, Ltd.
    • Tomohiko Nakazono
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Equal-walled gerotor pump for wellbore applications
    • Patent number 11,162,493
    • Issue date Nov 2, 2021
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gear pump journal bearing lubrication flow feed
    • Patent number 11,060,560
    • Issue date Jul 13, 2021
    • EATON INTELLIGENT POWER LIMITED
    • Martin A. Clements
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor-operated compressor
    • Patent number 11,053,941
    • Issue date Jul 6, 2021
    • LG Electronics Inc.
    • Junghoon Park
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having bushing
    • Patent number 11,002,276
    • Issue date May 11, 2021
    • Emerson Climate Technologies, Inc.
    • Mikhail A. Antimonov
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotary fluid flow device
    • Patent number 10,975,869
    • Issue date Apr 13, 2021
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fuel pump having pump chambers formed between outer gear and inner...
    • Patent number 10,851,778
    • Issue date Dec 1, 2020
    • Denso Corporation
    • Daiji Furuhashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    SCROLL COMPRESSOR AND REFRIGERATION DEVICE
    • Publication number 20250003407
    • Publication date Jan 2, 2025
    • DAIKIN INDUSTRIES, LTD.
    • Jin TAKEDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic Gear Pump with Hydrostatic Shaft Bearing and Isolated Cas...
    • Publication number 20240309867
    • Publication date Sep 19, 2024
    • Parker-Hannifin Corporation
    • Dale E. Vanderlaan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS BEARING COMPRESSOR BACKUP POWER
    • Publication number 20240240644
    • Publication date Jul 18, 2024
    • TRANE INTERNATIONAL INC.
    • Seth M. McGill
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CAVITATION RESISTANT JOURNAL BEARING
    • Publication number 20240191752
    • Publication date Jun 13, 2024
    • HAMILTON SUNDSTRAND CORPORATION
    • Mark W. Shoemaker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BEARING MECHANICAL JOINING METHODS
    • Publication number 20230374985
    • Publication date Nov 23, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • Zachary Allen Ray LeDuc
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR FLUID MACHINE
    • Publication number 20230296093
    • Publication date Sep 21, 2023
    • ECKERLE TECHNOLOGIES GMBH
    • Alexander GOSS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD AND APPARATUS FOR A SUBMERSIBLE MULTISTAGE LABYRINTH-SCREW PUMP
    • Publication number 20230193903
    • Publication date Jun 22, 2023
    • Lex Submersible Pumps FZE Company
    • ANTON Shakirov
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AEROSTATIC THRUST BEARING AND METHOD OF AEROSTATICALLY SUPPORTING A...
    • Publication number 20230037942
    • Publication date Feb 9, 2023
    • TRANE INTERNATIONAL INC.
    • Jay H. JOHNSON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDROSTATIC PRESSURE SUPPORT FOR SPHERICAL PUMP ROTOR AND SPHERICAL...
    • Publication number 20220252068
    • Publication date Aug 11, 2022
    • SHENZHEN ANSONPOWER TECHNOLOGY CO., LTD.
    • Luyi WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Double Sided Oil Film Thrust Bearing in a Scroll Pump
    • Publication number 20220220852
    • Publication date Jul 14, 2022
    • Agilent Technologies, Inc.
    • Ronald J. FORNI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMPRESSOR WITH LIQUID INJECTION COOLING
    • Publication number 20210396232
    • Publication date Dec 23, 2021
    • HICOR TECHNOLOGIES, INC.
    • John WALTON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Rotary Fluid Flow Device
    • Publication number 20210301825
    • Publication date Sep 30, 2021
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    A ROTARY SLIDING VANE MACHINE WITH HYDROSTATIC SLIDE BEARINGS FOR T...
    • Publication number 20200370552
    • Publication date Nov 26, 2020
    • TOCIRCLE INDUSTRIES AS
    • Arne HØEG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SEALING ARRANGEMENT
    • Publication number 20200347726
    • Publication date Nov 5, 2020
    • TOCIRCLE INDUSTRIES AS
    • Arne HØEG
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SYSTEM AND METHOD FOR ENGINE SPEED MEASUREMENT
    • Publication number 20200200787
    • Publication date Jun 25, 2020
    • Pratt & Whitney Canada Corp.
    • Antwan SHENOUDA
    • G01 - MEASURING TESTING
  • Information Patent Application

    EQUAL-WALLED GEROTOR PUMP FOR WELLBORE APPLICATIONS
    • Publication number 20200158106
    • Publication date May 21, 2020
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR WITH LIQUID INJECTION COOLING
    • Publication number 20200025202
    • Publication date Jan 23, 2020
    • HICOR TECHNOLOGIES, INC.
    • John WALTON
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    EQUAL-WALLED GEROTOR PUMP FOR WELLBORE APPLICATIONS
    • Publication number 20190390669
    • Publication date Dec 26, 2019
    • Saudi Arabian Oil Company
    • Rafael Adolfo Lastra Melo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor Having Bushing
    • Publication number 20190345939
    • Publication date Nov 14, 2019
    • Emerson Climate Technologies, Inc.
    • Mikhail A. ANTIMONOV
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MOTOR-OPERATED COMPRESSOR
    • Publication number 20190338775
    • Publication date Nov 7, 2019
    • LG ELECTRONICS INC.
    • Junghoon PARK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Fluid Flow Device
    • Publication number 20190271317
    • Publication date Sep 5, 2019
    • Exponential Technologies, Inc.
    • Alejandro Juan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FUEL CELL SYSTEM
    • Publication number 20190074527
    • Publication date Mar 7, 2019
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Junya SUZUKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEAR PUMP JOURNAL BEARING LUBRICATION FLOW FEED
    • Publication number 20180298899
    • Publication date Oct 18, 2018
    • Eaton Intelligent Power Limited
    • Martin A. Clements
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MODULAR THRUST-COMPENSATING ROTOR ASSEMBLY
    • Publication number 20180187675
    • Publication date Jul 5, 2018
    • IMO INDUSTRIES, INC.
    • Helmut ENGELMANN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    LIQUID PUMP/ELECTRIC MOTOR COMBINATION
    • Publication number 20180100503
    • Publication date Apr 12, 2018
    • Bühler Motor GmbH
    • Thomas Peterreins
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY VACUUM PUMP
    • Publication number 20140341767
    • Publication date Nov 20, 2014
    • VHIT S.P.A.
    • Antonio Crotti
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL-GEAR-TYPE OIL PUMP FOR VEHICLE
    • Publication number 20140314608
    • Publication date Oct 23, 2014
    • TOYOTA JIDOSHA KABUSHIKI KAISHA
    • Hiroyasu Honda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Refrigerant Compressor
    • Publication number 20140294643
    • Publication date Oct 2, 2014
    • Hitachi, Ltd
    • Masaki KOYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR MOMENTARY HYDROSTATIC OPERATION OF HYDRODYNAMIC THRUST B...
    • Publication number 20140270608
    • Publication date Sep 18, 2014
    • Vetco Gray Scandinavia AS
    • Ole Petter TOMTER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Scroll Compressor Assembly Having Oil Distribution and Support Feature
    • Publication number 20140170007
    • Publication date Jun 19, 2014
    • Delphi Technologies, Inc.
    • SCOTT F. STONE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...