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Toothed wheels

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  • F04C2/084
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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 F04C2/00Rotary-piston machines or pumps

Current Industry

F04C2/084Toothed wheels
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Internal gear pump and internal gear motor
    • Patent number 12,234,823
    • Issue date Feb 25, 2025
    • Shimadzu Corporation
    • Takuya Kokabu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bushing assembly and positive displacement rotary pump comprising s...
    • Patent number 12,221,959
    • Issue date Feb 11, 2025
    • Settima Meccanica S.r.l.
    • Manuele Rossi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mud motor rotor with core and shell
    • Patent number 12,140,144
    • Issue date Nov 12, 2024
    • Schlumberger Technology Corporation
    • Anton Kolyshkin
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Electric motor with integrated pump
    • Patent number 12,113,423
    • Issue date Oct 8, 2024
    • Dana Motion Systems Italia S.r.l.
    • David Gambuzzi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw assembly for a triple screw pump and triple screw pump compri...
    • Patent number 12,078,171
    • Issue date Sep 3, 2024
    • Settima Meccanica S.r.l.
    • Manuele Rossi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System to pump fluid and control thereof
    • Patent number 12,060,878
    • Issue date Aug 13, 2024
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump integrated with two independently driven prime movers
    • Patent number 12,060,883
    • Issue date Aug 13, 2024
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump particularly for pumping a liquid such as ink, paint, glue or...
    • Patent number 12,055,144
    • Issue date Aug 6, 2024
    • FLUID-O-TECH S.R.L.
    • Diego Andreis
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Electric pump including a motor unit and an axially extending attac...
    • Patent number 12,038,006
    • Issue date Jul 16, 2024
    • NIDEC TOSOK CORPORATION
    • Nan Wu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Pump for wearable fluid delivery system
    • Patent number 12,017,039
    • Issue date Jun 25, 2024
    • Luminoah, Inc.
    • Joseph Neal Piper
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid transfer device
    • Patent number 12,012,962
    • Issue date Jun 18, 2024
    • 1158992 B.C. Ltd.
    • James Brent Klassen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gear wheel having an improved profile
    • Patent number 12,000,286
    • Issue date Jun 4, 2024
    • SETTIMA MECCANICA S.R.L.
    • Manuele Rossi
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Electric and hydraulic machine
    • Patent number 11,990,819
    • Issue date May 21, 2024
    • Bosch Rexroth Corporation
    • Enrique Busquets
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump device
    • Patent number 11,982,270
    • Issue date May 14, 2024
    • Mikuni Corporation
    • Yasuhiro Ino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Positive displacement pump with pressure relief
    • Patent number 11,976,659
    • Issue date May 7, 2024
    • Richard Wallace Hibbard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Energy transfer machine for corrosive fluids
    • Patent number 11,965,509
    • Issue date Apr 23, 2024
    • Genesis Advanced Technology Inc.
    • James Brent Klassen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Rotary lobe pump with internal bearing
    • Patent number 11,953,007
    • Issue date Apr 9, 2024
    • VOGELSANG GMBH & CO. KG
    • Paul Krampe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric pump
    • Patent number 11,905,954
    • Issue date Feb 20, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Tatsushi Mori
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Working members of a rotary hydraulic or pneumatic machine
    • Patent number 11,898,560
    • Issue date Feb 13, 2024
    • PERFOBORE INC.
    • Dmitry Fedorovich Baldenko
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gear pump with cooled journal bearings
    • Patent number 11,898,559
    • Issue date Feb 13, 2024
    • Hamilton Sundstrand Corporation
    • Mark W. Shoemaker
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fixed-eccentricity helical trochoidal rotary machines
    • Patent number 11,815,094
    • Issue date Nov 14, 2023
    • Rotoliptic Technologies Incorporated
    • Greg John Montie
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mud motor rotor with core and shell
    • Patent number 11,795,946
    • Issue date Oct 24, 2023
    • Schlumberger Technology Corporation
    • Anton Kolyshkin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Demand fuel systems for turbomachines
    • Patent number 11,773,847
    • Issue date Oct 3, 2023
    • Hamilton Sundstrand Corporation
    • William E. Rhoden
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Pump integrated with two independently driven prime movers
    • Patent number 11,713,757
    • Issue date Aug 1, 2023
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump assembly and method for producing a pump assembly
    • Patent number 11,662,011
    • Issue date May 30, 2023
    • GKN Sinter Metals AG
    • Arno Steiner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gear pump with gear including etched surfaces
    • Patent number 11,624,360
    • Issue date Apr 11, 2023
    • Hamilton Sundstrand Corporation
    • Edward W. Goy
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic Gerotor pump for automatic transmission
    • Patent number 11,614,158
    • Issue date Mar 28, 2023
    • GM Global Technology Operations LLC
    • Robert Parrish
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic orbital machine and method for adjusting an orbital machine
    • Patent number 11,598,332
    • Issue date Mar 7, 2023
    • Dana Motion Systems Italia S.r.l.
    • Federica Franzoni
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    System and method of managing liquids with information handling sys...
    • Patent number 11,592,795
    • Issue date Feb 28, 2023
    • Dell Products L.P.
    • Sandor Farkas
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pump device
    • Patent number 11,585,341
    • Issue date Feb 21, 2023
    • JTEKT CORPORATION
    • Keisuke Unno
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    DIAGNOSTIC CHECKS OF A GEAR PUMP IN A FLUID SYSTEM
    • Publication number 20250035111
    • Publication date Jan 30, 2025
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GAS TURBINE ENGINE HAVING A HYDRAULIC FAN BRAKE
    • Publication number 20250027427
    • Publication date Jan 23, 2025
    • GENERAL ELECTRIC COMPANY
    • Jeffrey D. Rambo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FUEL SUPPLY SYSTEM AND FUEL SUPPLY METHOD FOR AIRCRAFT GAS TURBINE...
    • Publication number 20250012274
    • Publication date Jan 9, 2025
    • IHI Corporation
    • Hirotaka SUGAWARA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    3-DIMENSIONAL PUMP ROTOR PROFILE
    • Publication number 20240418166
    • Publication date Dec 19, 2024
    • Boundary Lubrication Systems LLC
    • Travis Rosenbarger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEAR PUMP AND ITS USE
    • Publication number 20240352934
    • Publication date Oct 24, 2024
    • MAAG PUMP SYSTEMS AG
    • René TRIEBE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    POSITIVE DISPLACEMENT PUMP WITH PRESSURE RELIEF
    • Publication number 20240352930
    • Publication date Oct 24, 2024
    • Richard Wallace Hibbard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULICS CONSTRUCTION KIT
    • Publication number 20240326544
    • Publication date Oct 3, 2024
    • RAPA Automotive GmbH & Co. KG
    • Rocco KEMNITZ
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SCREW ASSEMBLY FOR A TRIPLE SCREW PUMP AND SCREW PUMP COMPRISING SA...
    • Publication number 20240318649
    • Publication date Sep 26, 2024
    • Settima Meccanica S.r.l.
    • Manuele Rossi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID PUMP
    • Publication number 20240307836
    • Publication date Sep 19, 2024
    • FLUID-O-TECH S.R.L.
    • Diego ANDREIS
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    WEARABLE FLUID DELIVERY SYSTEM
    • Publication number 20240307611
    • Publication date Sep 19, 2024
    • Luminoah, Inc.
    • Joseph Neal Piper
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    GEAR PUMP
    • Publication number 20240300299
    • Publication date Sep 12, 2024
    • Eberspächer Climate Control Systems GmbH
    • Marcel Scharla
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    GEAR PUMP
    • Publication number 20240301877
    • Publication date Sep 12, 2024
    • VALEO EMBRAYAGES
    • Manuel MERKLE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR PUMP AND INTERNAL GEAR MOTOR
    • Publication number 20240280098
    • Publication date Aug 22, 2024
    • SHIMADZU CORPORATION
    • Takuya KOKABU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENERGY TRANSFER MACHINE FOR CORROSIVE FLUIDS
    • Publication number 20240271618
    • Publication date Aug 15, 2024
    • Genesis Advanced Technology Inc.
    • James Brent Klassen
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRIC AND HYDRAULIC MACHINE
    • Publication number 20240266902
    • Publication date Aug 8, 2024
    • Bosch Rexroth Corporation
    • Enrique Busquets
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gear Pump
    • Publication number 20240254988
    • Publication date Aug 1, 2024
    • NIDEC GPM GmbH
    • Franz PAWELLEK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHOD FOR CONTROLLING A GEAR PUMP
    • Publication number 20240239188
    • Publication date Jul 18, 2024
    • Dr. Ing. h.c.F. Porsche Aktiengesellschaft
    • Andreas Freuer
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    VOLUME EXPANSION FOR CAVITATION REDUCTION IN A GEAR PUMP MESH
    • Publication number 20240200555
    • Publication date Jun 20, 2024
    • Triumph Engine Control Systems, LLC
    • Thomas L. BURNHAM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DUAL PHASE DIFFERENCE PUMP
    • Publication number 20240183405
    • Publication date Jun 6, 2024
    • Shimadzu Corporation
    • Takuya KOKABU
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PUMP DEVICE
    • Publication number 20240151226
    • Publication date May 9, 2024
    • AISIN CORPORATION
    • Junji SHIRAI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SINGLE-MOTOR, DUAL-HYDRAULIC-CIRCUIT DRIVE SYSTEM FOR INDUSTRIAL MA...
    • Publication number 20240116739
    • Publication date Apr 11, 2024
    • Hyster-Yale Maximal Forklift (Zhejiang) Co., Ltd.
    • Binshen Gu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    WEARABLE FLUID DELIVERY SYSTEM
    • Publication number 20240050645
    • Publication date Feb 15, 2024
    • Luminoah, Inc.
    • Joseph Neal Piper
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MUD MOTOR ROTOR WITH CORE AND SHELL
    • Publication number 20240026880
    • Publication date Jan 25, 2024
    • SCHLUMBERGER TECHNOLOGY CORPORATION
    • Anton Kolyshkin
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    STEPPED HOLLOW WHEEL
    • Publication number 20240011482
    • Publication date Jan 11, 2024
    • RAPA Automotive GmbH & Co. KG
    • Mario SCHÖRNER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY GEAR PUMP WITH A CENTERED DRIVE GEAR
    • Publication number 20240011486
    • Publication date Jan 11, 2024
    • ADVANCING PUMP TECHNOLOGY CORP.
    • Kim POLLARD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP DEVICE
    • Publication number 20230417243
    • Publication date Dec 28, 2023
    • Mikuni Corporation
    • Yasuhiro INO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID TRANSFER DEVICE
    • Publication number 20230392593
    • Publication date Dec 7, 2023
    • 1158992 B.C. Ltd.
    • James Brent Klassen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP INTEGRATED WITH TWO INDEPENDENTLY DRIVEN PRIME MOVERS
    • Publication number 20230313795
    • Publication date Oct 5, 2023
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METERING DISTRIBUTION ASSEMBLY AND COATING SYSTEM COMPRISING THE SAME
    • Publication number 20230286012
    • Publication date Sep 14, 2023
    • Nordson Corporation
    • Peter QIU
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    DYNAMIC CONTROL OF GEARS IN A GEAR PUMP HAVING A DRIVE-DRIVE CONFIG...
    • Publication number 20230279856
    • Publication date Sep 7, 2023
    • Project Phoenix, LLC
    • Thomas Afshari
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...