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Pistons

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  • F04B1/124
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B1/00Multi-cylinder machines or pumps characterised by number or arrangements of cylinders

Current Industry

F04B1/124Pistons
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Brake hydraulic pressure control apparatus
    • Patent number 12,122,334
    • Issue date Oct 22, 2024
    • Robert Bosch GmbH
    • Tsutomu Ninbari
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Compressor device and compression method
    • Patent number 12,098,711
    • Issue date Sep 24, 2024
    • SERA GMBH
    • Stephan Hillebrand
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic piston machine
    • Patent number 11,952,987
    • Issue date Apr 9, 2024
    • Danfoss A/S
    • Stig Kildegaard Andersen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Multi-stage electric gas pump
    • Patent number 11,905,943
    • Issue date Feb 20, 2024
    • Fluke Corporation
    • Fudong Xu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor
    • Patent number 11,773,837
    • Issue date Oct 3, 2023
    • T/CCI Manufacturing, L.L.C.
    • Edward M. Arrieta
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric power and thermal management system
    • Patent number 11,760,228
    • Issue date Sep 19, 2023
    • Hyundai Motor Company
    • Gwi Taek Kim
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Piston of a hydraulic machine and hydraulic piston machine
    • Patent number 11,754,059
    • Issue date Sep 12, 2023
    • Danfoss A/S
    • Stig Kildegaard Andersen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ultra-long stroke multi-cylinder reciprocating pump
    • Patent number 11,655,805
    • Issue date May 23, 2023
    • SOUTHWEST PETROLEUM UNIVERSITY
    • Yongjun Hou
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydrostatic axial piston machine of swash plate construction
    • Patent number 11,598,322
    • Issue date Mar 7, 2023
    • Robert Bosch GmbH
    • Andreas Apperger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Torque control system for a variable displacement pump
    • Patent number 11,536,265
    • Issue date Dec 27, 2022
    • Danfoss Power Solutions II Technology A/S
    • Don Rulon Draper
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump and a desalination system including the pump
    • Patent number 11,378,067
    • Issue date Jul 5, 2022
    • KATADYN DESALINATION, LLC
    • Christopher John Dent
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Systems, devices, and/or methods for improving engine efficiency
    • Patent number 11,371,609
    • Issue date Jun 28, 2022
    • Ted Hollinger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Power head of vertical reciprocating pump with multi-spherical conn...
    • Patent number 11,359,614
    • Issue date Jun 14, 2022
    • NINGBO HELI MECHANICAL PUMP CO., LTD.
    • Minghai Chen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pump
    • Patent number 11,326,587
    • Issue date May 10, 2022
    • KOREA HYACT INTELLIGENT TECHNOLOGY CO., LTD.
    • Yong Kwun Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotatable piston assembly
    • Patent number 11,286,775
    • Issue date Mar 29, 2022
    • Poisedon Fluid Power, LLC
    • Douglas A. Hemink
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydrostatic positive displacement machine
    • Patent number 11,215,172
    • Issue date Jan 4, 2022
    • Robert Bosch GmbH
    • Markus Kroneis
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Displacer assembly and cryocooler
    • Patent number 11,156,214
    • Issue date Oct 26, 2021
    • Sumitomo Heavy Industries, Ltd.
    • Takahiro Kuromoto
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Hydraulic device
    • Patent number 11,067,067
    • Issue date Jul 20, 2021
    • INNAS BV
    • Peter Augustinus Johannes Achten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston pump and seal ring
    • Patent number 11,015,595
    • Issue date May 25, 2021
    • Graco Minnesota Inc.
    • Xuishui Wu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Wobble pump comprising a wobble plate
    • Patent number 10,900,337
    • Issue date Jan 26, 2021
    • IFP Energies Nouvelles
    • Julien Trost
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic piston assembly
    • Patent number 10,883,599
    • Issue date Jan 5, 2021
    • Schaeffler Technologies AG & Co. KG
    • Jordan Geiser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Torque control system for a variable displacement pump
    • Patent number 10,859,069
    • Issue date Dec 8, 2020
    • EATON INTELLIGENT POWER LIMITED
    • Don Rulon Draper
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    High pressure fuel pump
    • Patent number 10,830,220
    • Issue date Nov 10, 2020
    • DELPHI TECHNOLOGIES IP LIMITED
    • Paul F. Garland
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydrostatic axial piston machine
    • Patent number 10,760,554
    • Issue date Sep 1, 2020
    • Robert Bosch GmbH
    • Stefan Hoppe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic piston with a cooling and lubricating gasket valve
    • Patent number 10,753,239
    • Issue date Aug 25, 2020
    • Vianney Rabhi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic machine
    • Patent number 10,711,780
    • Issue date Jul 14, 2020
    • Danfoss A/S
    • Stig Kildegaard Andersen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydrostatic positive-displacement machine piston for the hydrostati...
    • Patent number 10,670,000
    • Issue date Jun 2, 2020
    • Robert Bosch GmbH
    • Martin Zug
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic piston with cooling and lubrication valve
    • Patent number 10,634,246
    • Issue date Apr 28, 2020
    • Vianney Rabhi
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic pump-motor
    • Patent number 10,598,146
    • Issue date Mar 24, 2020
    • Komatsu Ltd.
    • Takeo Iida
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Pump and a desalination system including the pump
    • Patent number 10,598,162
    • Issue date Mar 24, 2020
    • KATADYN DESALINATION, LLC
    • Christopher John Dent
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC DEVICE
    • Publication number 20240218871
    • Publication date Jul 4, 2024
    • INNAS BV
    • Peter Augustinus Johannes Achten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON ASSEMBLY
    • Publication number 20240151216
    • Publication date May 9, 2024
    • Dana Motion Systems Italia S.R.L.
    • Luca FONTANESI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hub Feed Oil System
    • Publication number 20230279847
    • Publication date Sep 7, 2023
    • Overair, Inc.
    • William Martin Waide
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL PISTON MACHINE HAVING A SEAL RING WHICH IS SPHERICAL IN SECTIONS
    • Publication number 20230228264
    • Publication date Jul 20, 2023
    • Moog GmbH
    • Dirk Becher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ORTHOPEDIC JOINT DEVICE
    • Publication number 20220401244
    • Publication date Dec 22, 2022
    • Otto Bock Healthcare Products GmbH
    • Harald SIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRIC POWER AND THERMAL MANAGEMENT SYSTEM
    • Publication number 20220379773
    • Publication date Dec 1, 2022
    • Hyundai Motor Company
    • Gwi Taek Kim
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Fracturing pump assembly
    • Publication number 20220213890
    • Publication date Jul 7, 2022
    • Moien Ibrahim Louzon
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    BRAKE HYDRAULIC PRESSURE CONTROL APPARATUS
    • Publication number 20220176929
    • Publication date Jun 9, 2022
    • ROBERT BOSCH GmbH
    • Tsutomu Ninbari
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    MULTI-STAGE ELECTRIC GAS PUMP
    • Publication number 20220170456
    • Publication date Jun 2, 2022
    • FLUKE CORPORATION
    • Fudong Xu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydrostatic Axial Piston Machine of Swash Plate Construction
    • Publication number 20220074396
    • Publication date Mar 10, 2022
    • ROBERT BOSCH GmbH
    • Andreas Apperger
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Systems, Devices, and/or Methods for Improving Engine Efficiency
    • Publication number 20210341056
    • Publication date Nov 4, 2021
    • Ted Hollinger
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Compressor Device and Compression Method
    • Publication number 20210164455
    • Publication date Jun 3, 2021
    • sera GmbH
    • Stephan Hillebrand
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    POWER HEAD OF VERTICAL RECIPROCATING PUMP WITH MULTI-SPHERICAL CONN...
    • Publication number 20210164454
    • Publication date Jun 3, 2021
    • NINGBO HELI MECHANICAL PUMP CO., LTD.
    • Minghai CHEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC PISTON MACHINE
    • Publication number 20210148343
    • Publication date May 20, 2021
    • Danfoss A/S
    • Stig Kildegaard Andersen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON OF A HYDRAULIC MACHINE AND HYDRAULIC PISTON MACHINE
    • Publication number 20210148342
    • Publication date May 20, 2021
    • Danfoss A/S
    • Stig Kildegaard Andersen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ULTRA-LONG STROKE MULTI-CYLINDER RECIPROCATING PUMP
    • Publication number 20210079901
    • Publication date Mar 18, 2021
    • SOUTHWEST PETROLEUM UNIVERSITY
    • Yongjun HOU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC PISTON ASSEMBLY
    • Publication number 20200370648
    • Publication date Nov 26, 2020
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Jordan Geiser
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    DISPLACER ASSEMBLY AND CRYOCOOLER
    • Publication number 20200263676
    • Publication date Aug 20, 2020
    • Sumitomo Heavy Industries, Ltd.
    • Takahiro KUROMOTO
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    PUMP AND A DESALINATION SYSTEM INCLUDING THE PUMP
    • Publication number 20200166025
    • Publication date May 28, 2020
    • KATADYN DESALINATION, LLC
    • CHRISTOPHER JOHN DENT
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Application

    WOBBLE PUMP COMPRISING A WOBBLE PLATE
    • Publication number 20190360473
    • Publication date Nov 28, 2019
    • IFP Energies nouvelles
    • Julien TROST
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydrostatic Axial Piston Machine
    • Publication number 20190309738
    • Publication date Oct 10, 2019
    • ROBERT BOSCH GmbH
    • Stefan Hoppe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC UNIT CYLINDER BLOCK FOR INTEGRATED DRIVE GENERATOR
    • Publication number 20190101202
    • Publication date Apr 4, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Derek R. Hochstetler
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC PISTON WITH COOLING AND LUBRICATION VALVE
    • Publication number 20190072181
    • Publication date Mar 7, 2019
    • Vianney Rabhi
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    ELECTRO HYDROSTATIC ACTUATOR
    • Publication number 20190017501
    • Publication date Jan 17, 2019
    • Goodrich Actuation Systems SAS
    • Emmanuel LESAGE
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    Reciprocating Compressor Vented Piston
    • Publication number 20180238312
    • Publication date Aug 23, 2018
    • Carrier Corporation
    • Paul J. Flanigan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP
    • Publication number 20180223816
    • Publication date Aug 9, 2018
    • FNA Group, Inc.
    • Gus Alexander
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    PISTON AND LIQUID-PRESSURE ROTATING DEVICE INCLUDING SAME
    • Publication number 20180119683
    • Publication date May 3, 2018
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Hideki TAMASHIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP AND A DESALINATION SYSTEM INCLUDING THE PUMP
    • Publication number 20180112653
    • Publication date Apr 26, 2018
    • Christopher John DENT
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGH PRESSURE FUEL GAS PUMP
    • Publication number 20180058441
    • Publication date Mar 1, 2018
    • ACD, LLC
    • Michael Wells
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump housing with inline valve
    • Publication number 20180058431
    • Publication date Mar 1, 2018
    • George H Blume
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...