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the piston being provided with channels which are coacting with the cylinder and are used as a distribution member for another piston-cylinder unit

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  • F04B53/148
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B53/00Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00

Current Industry

F04B53/148the piston being provided with channels which are coacting with the cylinder and are used as a distribution member for another piston-cylinder unit
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Piston rod rotation features in a spray fluid pump
    • Patent number 12,116,997
    • Issue date Oct 15, 2024
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Piston for compressor
    • Patent number 11,415,126
    • Issue date Aug 16, 2022
    • LG Electronics Inc.
    • Youngmun Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Volumetric pump
    • Patent number 10,920,770
    • Issue date Feb 16, 2021
    • Goodrich Actuation Systems SAS
    • Emmanuel Lesage
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotating piston for pumps
    • Patent number 10,859,162
    • Issue date Dec 8, 2020
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluted piston components for pumps
    • Patent number 10,428,942
    • Issue date Oct 1, 2019
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rotary swinging subassembly and device for cointegrated fluidic mul...
    • Patent number 10,393,096
    • Issue date Aug 27, 2019
    • EVEON
    • Jean-Claude Beard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotating piston for pumps
    • Patent number 10,337,614
    • Issue date Jul 2, 2019
    • Graco Minnesota, Inc.
    • Jeromy D. Horning
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid supply device
    • Patent number 10,294,929
    • Issue date May 21, 2019
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Kei Watanabe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid crystal pump and method for ejecting liquid crystal using th...
    • Patent number 10,288,050
    • Issue date May 14, 2019
    • BOE Technology Group Co., Ltd.
    • Tengchao Jin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydrostatic energy generator
    • Patent number 10,156,234
    • Issue date Dec 18, 2018
    • Luis Fernando Quiros Morales
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic drive system for cryogenic pump
    • Patent number 9,915,250
    • Issue date Mar 13, 2018
    • Caterpillar Inc.
    • Adrienne M. Brasche
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Double acting refrigeration compressor
    • Patent number 9,777,717
    • Issue date Oct 3, 2017
    • Inficon GmbH
    • Werner Schmidt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston with a heat exchanger
    • Patent number 9,581,154
    • Issue date Feb 28, 2017
    • Jianke Wang
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Metering pump
    • Patent number 8,366,422
    • Issue date Feb 5, 2013
    • Norden Machinery AB
    • Jan Sjögren
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Self lubricating pump
    • Patent number 8,092,193
    • Issue date Jan 10, 2012
    • Diversified Dynamics Corporation
    • Steve Larson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pumping cylinder and method of pumping hydraulic fluid
    • Patent number 7,637,479
    • Issue date Dec 29, 2009
    • Emhiser Research Limited
    • Lloyd L. Lautzenhiser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston compressor
    • Patent number 7,415,829
    • Issue date Aug 26, 2008
    • Oerlikon Leybold Vacuum GmbH
    • Norbert Rolff
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston pump for a vehicle brake system
    • Patent number 6,471,496
    • Issue date Oct 29, 2002
    • Robert Bosch GmbH
    • Deter Merklein
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Piston pump for a hydraulic brake system of a vehicle
    • Patent number 6,276,909
    • Issue date Aug 21, 2001
    • Robert Bosch GmbH
    • Heinz Siegel
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Integrated pump and tappet unit for a fuel feeding system
    • Patent number 6,217,299
    • Issue date Apr 17, 2001
    • Wartsila NSD OY AB
    • David C. Jay
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston pump for a vehicle brake system having a plastic piston with...
    • Patent number 6,079,961
    • Issue date Jun 27, 2000
    • Robert Bosch GmbH
    • Wolfgang Schuller
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Dual action ball screw pump
    • Patent number 6,079,797
    • Issue date Jun 27, 2000
    • Kelsey-Hayes Company
    • Blaise J. Ganzel
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Animal dental aid
    • Patent number 5,857,431
    • Issue date Jan 12, 1999
    • Deborah L. Peterson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3348495
    • Patent number 3,348,495
    • Issue date Oct 24, 1967
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3314367
    • Patent number 3,314,367
    • Issue date Apr 18, 1967
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3071014
    • Patent number 3,071,014
    • Issue date Jan 1, 1963
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2931312
    • Patent number 2,931,312
    • Issue date Apr 5, 1960
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2693768
    • Patent number 2,693,768
    • Issue date Nov 9, 1954
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2570843
    • Patent number 2,570,843
    • Issue date Oct 9, 1951
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2545929
    • Patent number 2,545,929
    • Issue date Mar 20, 1951
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    OSCILLATORY-ROTARY LIQUID DISPENSING DEVICE WITH SPRING, AND ASSOCI...
    • Publication number 20230075848
    • Publication date Mar 9, 2023
    • Eveon
    • Claire Authesserre
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PISTON ROD ROTATION FEATURES IN A SPRAY FLUID PUMP
    • Publication number 20220025882
    • Publication date Jan 27, 2022
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    HAND AIR PUMP INFLATING DEVICE
    • Publication number 20200300239
    • Publication date Sep 24, 2020
    • BETO ENGINEERING AND MARKETING CO., LTD
    • Lopin WANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTATING PISTON FOR PUMPS
    • Publication number 20190271396
    • Publication date Sep 5, 2019
    • Graco Minnesota Inc.
    • Jeromy D. Horning
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID ENERGY MACHINE, METHOD FOR GENERATING A FLUID VOLUME FLOW AND...
    • Publication number 20180010591
    • Publication date Jan 11, 2018
    • Wilfried-Henning Reese
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DOUBLE ACTING REFRIGERATION COMPRESSOR
    • Publication number 20130287611
    • Publication date Oct 31, 2013
    • Inficon gmbH
    • Werner Schmidt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Mechanism to Raise the Efficiency of a Reciprocating Refrigeration...
    • Publication number 20120308419
    • Publication date Dec 6, 2012
    • Xiaohua YUAN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump Piston Device
    • Publication number 20120042773
    • Publication date Feb 23, 2012
    • Siv Ing Per Olav Haughorn AS
    • Per Olav Haughom
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Mechanism to Raise the Efficiency of a Reciprocating Air Compressor
    • Publication number 20110182759
    • Publication date Jul 28, 2011
    • Xiaohua Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Mechanism to Raise the Efficiency of a Reciprocating Refrigeration...
    • Publication number 20110182758
    • Publication date Jul 28, 2011
    • Xiaohua Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SELF LUBRICATING PUMP
    • Publication number 20100202901
    • Publication date Aug 12, 2010
    • Diversified Dynamics Corporation
    • Steve Arnold Larson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METERING PUMP
    • Publication number 20100196178
    • Publication date Aug 5, 2010
    • Norden Machinery AB
    • Jan Sjogren
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC PUMPING CYLINDER AND METHOD OF PUMPING HYDRAULIC FLUID
    • Publication number 20090267040
    • Publication date Oct 29, 2009
    • Lloyd L. Lautzenhiser
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Piston compressor
    • Publication number 20060090477
    • Publication date May 4, 2006
    • LEYBOLD VAKUUM GmbH
    • Norbert Rolff
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Application

    PISTON PUMP FOR A BRAKE SYSTEM FOR A VEHICLE
    • Publication number 20010048884
    • Publication date Dec 6, 2001
    • HEINZ SIEGEL
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    IDLE VOLUME REDUCING MEANS IN A PISTON PUMP FOR A BRAKE SYSTEM OF A...
    • Publication number 20010002978
    • Publication date Jun 7, 2001
    • HEINZ SIEGEL
    • B60 - VEHICLES IN GENERAL