having cylinders in star- or fan-arrangement

Patents Grantslast 30 patents

  • Information Patent Grant

    Flexible manifold for reciprocating pump

    • Patent number 11,965,503
    • Issue date Apr 23, 2024
    • Halliburton Energy Services, Inc.
    • Joseph A. Beisel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Capacitive liquid leak detection device

    • Patent number 11,959,475
    • Issue date Apr 16, 2024
    • HASKEL INTERNATIONAL, LLC
    • Pooya Mahmoudian
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fracturing pump arrangement using a plunger with an internal fluid...

    • Patent number 11,952,986
    • Issue date Apr 9, 2024
    • Kerr Machine Co.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fracturing pump arrangement using a plunger with an internal fluid...

    • Patent number 11,952,990
    • Issue date Apr 9, 2024
    • Kerr Machine Co.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Rotary disc valve

    • Patent number 11,939,981
    • Issue date Mar 26, 2024
    • Robert Bosch LLC
    • Thomas Chapman
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Gasoline direct injection fuel pump with isolated plunger sleeve

    • Patent number 11,939,941
    • Issue date Mar 26, 2024
    • DELPHI TECHNOLOGIES IP LIMITED
    • Joseph G. Spakowski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fluid routing plug

    • Patent number 11,920,587
    • Issue date Mar 5, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System for a bent axis motor

    • Patent number 11,898,582
    • Issue date Feb 13, 2024
    • Dana Motion Systems Italia S.r.l.
    • Federica Franzoni
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Roller tappet for a high-pressure fuel pump

    • Patent number 11,898,525
    • Issue date Feb 13, 2024
    • Schaeffler Technologies AG & Co. KG
    • Norbert Geyer
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Piston with sleeve for fluid pump

    • Patent number 11,891,992
    • Issue date Feb 6, 2024
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic fluid pump and retainer assembly for same

    • Patent number 11,891,988
    • Issue date Feb 6, 2024
    • GD ENERGY PRODUCTS, LLC
    • Chance Ray Mullins
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Supply pump

    • Patent number 11,879,455
    • Issue date Jan 23, 2024
    • Denso Corporation
    • Toshiaki Hijima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic fracturing pumps to enhance flow of fracturing fluid into...

    • Patent number 11,867,045
    • Issue date Jan 9, 2024
    • BJ Energy Solutions, LLC
    • Tony Yeung
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Fluid routing plug

    • Patent number 11,859,601
    • Issue date Jan 2, 2024
    • Kerr Machine Co.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid routing plug

    • Patent number 11,859,611
    • Issue date Jan 2, 2024
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    High pressure pump

    • Patent number 11,846,282
    • Issue date Dec 19, 2023
    • Kerr Machine Co.
    • Mark S. Nowell
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston device and pump device

    • Patent number 11,840,995
    • Issue date Dec 12, 2023
    • ElringKlinger AG
    • Patrick Klein
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Suction cover assembly for reciprocating pumps

    • Patent number 11,828,282
    • Issue date Nov 28, 2023
    • SPM Oil & Gas Inc.
    • Joseph Byrne
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and system for harnessing wind energy using a tethered airfoil

    • Patent number 11,821,500
    • Issue date Nov 21, 2023
    • NEW LEAF MANAGEMENT LTD.
    • Frederic Bourgault
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Pumps

    • Patent number 11,815,075
    • Issue date Nov 14, 2023
    • Cytiva Sweden AB
    • Andreas Torbjorn Lundin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid end assembly

    • Patent number 11,808,254
    • Issue date Nov 7, 2023
    • Kerr Machine Co.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Radial piston hydraulic device distributed by pilot operated check...

    • Patent number 11,781,537
    • Issue date Oct 10, 2023
    • HUAQIAO UNIVERSITY
    • Tong Guo
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Removable piston rod sleeve for fluid pump

    • Patent number 11,773,842
    • Issue date Oct 3, 2023
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System and method for sealing fluid passages in reciprocating engine

    • Patent number 11,773,832
    • Issue date Oct 3, 2023
    • Innio Waukesha Gas Engines Inc.
    • Julian R. Knudsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic system

    • Patent number 11,767,830
    • Issue date Sep 26, 2023
    • HAWE ALTENSTADT HOLDING GMBH
    • Martin Storz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Motor for fans or blowers, pumps or compressors, method for operati...

    • Patent number 11,754,083
    • Issue date Sep 12, 2023
    • ZIEHL-ABEGG SE
    • Sven Hofmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Micro piston pump

    • Patent number 11,746,765
    • Issue date Sep 5, 2023
    • INSULET CORPORATION
    • Daniel Allis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump fluid end with easy access suction valve

    • Patent number 11,739,748
    • Issue date Aug 29, 2023
    • Halliburton Energy Services, Inc.
    • Justin Lee Hurst
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable output, hydraulic drive system

    • Patent number 11,739,770
    • Issue date Aug 29, 2023
    • Robert D. Kline
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Automatic bidirectional valve and pump provided with said valve

    • Patent number 11,732,700
    • Issue date Aug 22, 2023
    • Annovi Reverberi S.p.A.
    • Pierluigi Argentino
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC FLUID PUMP AND RETAINER ASSEMBLY FOR SAME

    • Publication number 20240125309
    • Publication date Apr 18, 2024
    • GD Energy Products, LLC
    • Chance Ray Mullins
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    FLUID END ASSEMBLY

    • Publication number 20240068459
    • Publication date Feb 29, 2024
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FRACTURING PUMP ARRANGEMENT USING A PLUNGER WITH AN INTERNAL FLUID...

    • Publication number 20240068455
    • Publication date Feb 29, 2024
    • KERR MACHINE CO.
    • Mark S. Nowell
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MECHANICALLY RESILIENT AND WEAR RESISTANT STEEL COMPOSITIONS AND HI...

    • Publication number 20240044233
    • Publication date Feb 8, 2024
    • SPM OIL & GAS INC.
    • Jacob Bayyouk
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
  • Information Patent Application

    HYDRAULIC FRACTURING PUMPS TO ENHANCE FLOW OF FRACTURING FLUID INTO...

    • Publication number 20240044235
    • Publication date Feb 8, 2024
    • BJ Energy Solutions, LLC
    • Tony Yeung
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    VARIABLE OUTPUT, HYDRAULIC DRIVE SYSTEM

    • Publication number 20240026906
    • Publication date Jan 25, 2024
    • ROBERT D. KLINE
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    In and Relating to Pumps

    • Publication number 20240018952
    • Publication date Jan 18, 2024
    • CYTIVA SWEDEN AB
    • Andreas Torbjorn Lundin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC FRACTURING PUMPS TO ENHANCE FLOW OF FRACTURING FLUID INTO...

    • Publication number 20230392487
    • Publication date Dec 7, 2023
    • BJ Energy Solutions, LLC
    • Tony Yeung
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    REMOVABLE PISTON ROD SLEEVE FOR FLUID PUMP

    • Publication number 20230383746
    • Publication date Nov 30, 2023
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MICRO PISTON PUMP

    • Publication number 20230358219
    • Publication date Nov 9, 2023
    • Insulet Corporation
    • Daniel ALLIS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PARTIAL STROKE FLUIDIC PUMP-MOTOR WITH HIGH MECHANICAL EFFICIENCY

    • Publication number 20230358217
    • Publication date Nov 9, 2023
    • Regents of the University of Minnesota
    • Thomas Richard Chase
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRESSURE WASHER APPARATUS

    • Publication number 20230349370
    • Publication date Nov 2, 2023
    • 7RDD Limited
    • RIENTS BAKKER
    • B08 - CLEANING
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20230332584
    • Publication date Oct 19, 2023
    • KERR MACHINE CO.
    • Nicholas Son
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MULTI-PIECE FLUID END

    • Publication number 20230323873
    • Publication date Oct 12, 2023
    • KERR MACHINE CO.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Axial Pump Assemblies

    • Publication number 20230313786
    • Publication date Oct 5, 2023
    • Milwaukee Electric Tool Corporation
    • James O. Myrhum
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON PUMP FOR A HIGH PRESSURE CLEANING DEVICE

    • Publication number 20230304480
    • Publication date Sep 28, 2023
    • Alfred Kärcher SE & Co. KG
    • Robert Nathan
    • B08 - CLEANING
  • Information Patent Application

    FLUID END ASSEMBLY

    • Publication number 20230287882
    • Publication date Sep 14, 2023
    • KERR MACHINE CO.
    • Kelcy Jake Foster
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    FUEL PUMP ASSEMBLY

    • Publication number 20230287873
    • Publication date Sep 14, 2023
    • Cummins Inc.
    • Donald J. Benson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEM AND METHOD FOR SEALING FLUID PASSAGES IN RECIPROCATING ENGINE

    • Publication number 20230279846
    • Publication date Sep 7, 2023
    • INNIO Waukesha Gas Engines Inc.
    • Julian R. Knudsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END

    • Publication number 20230272786
    • Publication date Aug 31, 2023
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPACT OPPOSED PUMP

    • Publication number 20230235729
    • Publication date Jul 27, 2023
    • Cummins Inc.
    • Eric A. Benham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VALVE SEATS FOR USE IN FRACTURING PUMPS

    • Publication number 20230204114
    • Publication date Jun 29, 2023
    • SPM Oil & Gas Inc.
    • Jacob A. Bayyouk
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FRACTURING PUMP WITH IN-LINE FLUID END

    • Publication number 20230193884
    • Publication date Jun 22, 2023
    • KERR MACHINE CO.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    IMPROVED SEALING DEVICE FOR A HYDRAULIC MACHINE

    • Publication number 20230193885
    • Publication date Jun 22, 2023
    • POCLAIN HYDRAULICS INDUSTRIE
    • Julien Engrand
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID ROUTING PLUG

    • Publication number 20230193887
    • Publication date Jun 22, 2023
    • KERR MACHINE CO.
    • Micheal Cole Thomas
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Disc Valve

    • Publication number 20230193906
    • Publication date Jun 22, 2023
    • ROBERT BOSCH GmbH
    • Thomas Chapman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC MACHINE COMPRISING BEARINGS FOR SUPPORTING THE ROTATING C...

    • Publication number 20230175496
    • Publication date Jun 8, 2023
    • POCLAIN HYDRAULICS INDUSTRIE
    • Julien ENGRAND
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ASSISTIVE TORQUE ELECTRO-HYDRAULIC PISTON PUMP SYSTEM

    • Publication number 20230151800
    • Publication date May 18, 2023
    • MOOG INC.
    • David GEIGER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID END ASSEMBLY

    • Publication number 20230116452
    • Publication date Apr 13, 2023
    • KERR MACHINE CO.
    • Mark S. Nowell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VALVE SEAT WITH CERAMIC INSERT

    • Publication number 20230106466
    • Publication date Apr 6, 2023
    • SPM OIL & GAS INC.
    • Connor James DOCHERTY
    • E21 - EARTH DRILLING MINING