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using a special shape of fluid pass

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  • F04B11/0091
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B11/00Equalisation of pulses

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F04B11/0091using a special shape of fluid pass
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Guidance unit (MK-1) and arcwing circulating power guidance system...
    • Patent number 12,234,814
    • Issue date Feb 25, 2025
    • Tunghai University
    • Kuo-wei Chiu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluidic methods and devices
    • Patent number 12,228,118
    • Issue date Feb 18, 2025
    • Obotics Inc.
    • Bruce Murison
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Tube pump
    • Patent number 12,221,956
    • Issue date Feb 11, 2025
    • SURPASS INDUSTRY CO., LTD.
    • Hiroshi Imai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pump
    • Patent number 12,152,580
    • Issue date Nov 26, 2024
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Takeshi Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Wear inserts for well service reactive dampeners
    • Patent number 12,072,056
    • Issue date Aug 27, 2024
    • PERFORMANCE PULSATION CONTROL, INC.
    • John Thomas Rogers
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Stabilizer cartridge
    • Patent number 12,031,659
    • Issue date Jul 9, 2024
    • PERFORMANCE PULSATION CONTROL, INC.
    • John Thomas Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump and associated system and methods
    • Patent number 12,031,530
    • Issue date Jul 9, 2024
    • MHwirth GmbH
    • Roman Jansen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Wear inserts for well service reactive dampeners
    • Patent number 12,018,789
    • Issue date Jun 25, 2024
    • PERFORMANCE PULSATION CONTROL, INC.
    • John Thomas Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pulsation damping system
    • Patent number 11,994,118
    • Issue date May 28, 2024
    • MHwirth GmbH
    • Roman Jansen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Miniature electromagnetic water pump
    • Patent number 11,971,023
    • Issue date Apr 30, 2024
    • ShenZhen CNHT Limited Company
    • Yingshen Xiong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Attenuation device for the fluid flow pulsation in a hydraulic circ...
    • Patent number 11,913,481
    • Issue date Feb 27, 2024
    • STEM NUMERICAL ENGINEERING S.R.L.
    • Mario Antonio Morselli
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Linear compressor
    • Patent number 11,905,940
    • Issue date Feb 20, 2024
    • LG Electronics Inc.
    • Youngmun Lee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Damping device
    • Patent number 11,885,453
    • Issue date Jan 30, 2024
    • Hydac Technology GmbH
    • Herbert Baltes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Peristaltic pumps with reduced pulsations
    • Patent number 11,873,806
    • Issue date Jan 16, 2024
    • Alcon Inc.
    • Brian William McDonell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Methods and devices for fluid driven adult devices
    • Patent number 11,846,274
    • Issue date Dec 19, 2023
    • Obotics Inc.
    • Bruce Murison
    • A41 - WEARING APPAREL
  • Information Patent Grant

    Cellular tube for replacement of traditional gas-charged cartridges...
    • Patent number 11,686,328
    • Issue date Jun 27, 2023
    • PERFORMANCE PULSATION CONTROL, INC.
    • John Thomas Rogers
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pulsation damper
    • Patent number 11,661,930
    • Issue date May 30, 2023
    • Aspen Pumps Limited
    • Gary Haffenden
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid working systems
    • Patent number 11,655,816
    • Issue date May 23, 2023
    • Danfoss Power Solutions GmbH & Co. OHG
    • Elliott Gruber
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic snubber insert for gas turbine engine and associated meth...
    • Patent number 11,608,927
    • Issue date Mar 21, 2023
    • Pratt & Whitney Canada Corp.
    • Patryk Malewicz
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Cellular tube for replacement of traditional gas-charged cartridges...
    • Patent number 11,549,524
    • Issue date Jan 10, 2023
    • PERFORMANCE PULSATION CONTROL, INC.
    • John Thomas Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Inline pump with rear attachable syringe
    • Patent number 11,504,465
    • Issue date Nov 22, 2022
    • FLEX FLUIDICS, LLC
    • Michael Marshall
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Fluid working systems
    • Patent number 11,499,552
    • Issue date Nov 15, 2022
    • Danfoss Power Solutions GmbH & Co. OHG
    • Elliott Gruber
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    System pulsation dampener device(s) substituting for pulsation damp...
    • Patent number 11,473,711
    • Issue date Oct 18, 2022
    • PERFORMANCE PULSATION CONTROL, INC.
    • John Thomas Rogers
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mini-dampeners at pump combined with system pulsation dampener
    • Patent number 11,460,140
    • Issue date Oct 4, 2022
    • PERFORMANCE PULSATION CONTROL, INC.
    • John Thomas Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluidic methods and devices
    • Patent number 11,391,270
    • Issue date Jul 19, 2022
    • Obotics Inc.
    • Bruce Murison
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Blood treatment device comprising a metering line having a membrane...
    • Patent number 11,311,659
    • Issue date Apr 26, 2022
    • Fresenius Medical Care Deutschland GmbH
    • Arne Peters
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial piston pump with port plate having balance feed aperture reli...
    • Patent number 11,236,736
    • Issue date Feb 1, 2022
    • Honeywell International Inc.
    • Abigail Parsons
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic assembly, particularly for supplying a brake circuit of a...
    • Patent number 11,215,287
    • Issue date Jan 4, 2022
    • Robert Bosch GmbH
    • Bernd Haeusser
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Piston/liner configuration coordination in a piston pump
    • Patent number 11,143,172
    • Issue date Oct 12, 2021
    • Fluid Metering, Inc.
    • David Lionel Rawlings
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure-reducing choke assembly
    • Patent number 11,125,217
    • Issue date Sep 21, 2021
    • Schlumberger Technology Corporation
    • Gustavo Plaza
    • G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

  • Information Patent Application

    STABILIZER CARTRIDGE
    • Publication number 20240360946
    • Publication date Oct 31, 2024
    • Performance Pulsation Control, Inc.
    • John Thomas Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ANTI-CAVITATION DEVICE, FLUID END, AND METHOD
    • Publication number 20240287973
    • Publication date Aug 29, 2024
    • W.H. Barnett
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    APPARATUS FOR CONTROLLING PRESSURE OR FLOW IN A FLUIDIC SYSTEM
    • Publication number 20240133370
    • Publication date Apr 25, 2024
    • Fluigent
    • Cristian Glavana
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PERISTALTIC PUMPS WITH REDUCED PULSATIONS
    • Publication number 20240110558
    • Publication date Apr 4, 2024
    • Alcon Inc.
    • Brian William McDonell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    MODULAR SUCTION STABILIZER
    • Publication number 20230304484
    • Publication date Sep 28, 2023
    • SPM OIL & GAS INC.
    • Ralph E. HARRIS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUIDIC METHODS AND DEVICES
    • Publication number 20230012746
    • Publication date Jan 19, 2023
    • Obotics Inc.
    • Bruce Murison
    • A41 - WEARING APPAREL
  • Information Patent Application

    PULSATION DAMPER
    • Publication number 20230009988
    • Publication date Jan 12, 2023
    • Aspen Pumps Ltd
    • Christopher John Gee
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP AND ASSOCIATED SYSTEM AND METHODS
    • Publication number 20220186717
    • Publication date Jun 16, 2022
    • MHWIRTH GMBH
    • ROMAN JANSEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    STABILIZER CARTRIDGE
    • Publication number 20220106947
    • Publication date Apr 7, 2022
    • Performance Pulsation Control, Inc.
    • John Thomas Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    TUBE PUMP
    • Publication number 20210239108
    • Publication date Aug 5, 2021
    • Surpass Industry Co., Ltd.
    • Hiroshi Imai
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    PULSATION DAMPING SYSTEM
    • Publication number 20210231113
    • Publication date Jul 29, 2021
    • MHWIRTH GMBH
    • ROMAN JANSEN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DAMPING DEVICE
    • Publication number 20210207753
    • Publication date Jul 8, 2021
    • Hydac Technology GmbH
    • Herbert Baltes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ATTENUATION DEVICE FOR THE FLUID FLOW PULSATION IN A HYDRAULIC CIRC...
    • Publication number 20210164502
    • Publication date Jun 3, 2021
    • STEM NUMERICAL ENGINEERING S.R.L.
    • Mario Antonio MORSELLI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL PISTON PUMP WITH PORT PLATE HAVING BALANCE FEED APERTURE RELI...
    • Publication number 20210095647
    • Publication date Apr 1, 2021
    • HONEYWELL INTERNATIONAL INC.
    • Abigail Parsons
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PULSATION DAMPER
    • Publication number 20200362844
    • Publication date Nov 19, 2020
    • Aspen Pumps Limited
    • Gary Haffenden
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    AXIAL PISTON DEVICE
    • Publication number 20200332782
    • Publication date Oct 22, 2020
    • TORVEC, INC.
    • Douglas A. Hemink
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INLINE PUMP WITH REAR ATTACHABLE SYRINGE
    • Publication number 20200306427
    • Publication date Oct 1, 2020
    • FLEX FLUIDICS, LLC
    • Michael MARSHALL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID DRIVING DEVICE
    • Publication number 20200164124
    • Publication date May 28, 2020
    • SUZHOU MEDICAL IMPLANT MECHANICS CO., LTD.
    • Hui ZUO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PULSATION ATTENUATING ARRANGEMENT
    • Publication number 20200158063
    • Publication date May 21, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • James S. Elder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHODS AND DEVICES FOR FLUID DRIVEN ADULT DEVICES
    • Publication number 20200063727
    • Publication date Feb 27, 2020
    • Obotics Inc.
    • Bruce Murison
    • A41 - WEARING APPAREL
  • Information Patent Application

    CELLULAR TUBE FOR REPLACEMENT OF TRADITIONAL GAS-CHARGED CARTRIDGES...
    • Publication number 20200032779
    • Publication date Jan 30, 2020
    • Performance Pulsation Control, Inc.
    • John Thomas Rogers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PULSATION DAMPENER UTILIZING A CHARGLESS MITIGATION DEVICE
    • Publication number 20190293058
    • Publication date Sep 26, 2019
    • Justin P. Manley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    BLOOD TREATMENT DEVICE COMPRISING A METERING LINE HAVING A MEMBRANE...
    • Publication number 20190022297
    • Publication date Jan 24, 2019
    • FRESENIUS MEDICAL CARE DEUTSCHLAND GMBH
    • Arne PETERS
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    Device for Choking a Fluid Flow and Corresponding Piston Pump for D...
    • Publication number 20180372077
    • Publication date Dec 27, 2018
    • ROBERT BOSCH GmbH
    • Stephan Steingass
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressor With Flooded Start Control
    • Publication number 20180320672
    • Publication date Nov 8, 2018
    • Emerson Climate Technologies, Inc.
    • Michael R. Munroe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DYNAMIC VARIABLE ORIFICE FOR COMPRESSOR PULSATION CONTROL
    • Publication number 20180313343
    • Publication date Nov 1, 2018
    • Jared W. ADAIR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LIQUID PUMP WITH CAVITATION MITIGATION
    • Publication number 20180306150
    • Publication date Oct 25, 2018
    • Caterpillar Inc.
    • Adam Stecklein
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DYNAMIC VARIABLE ORIFICE FOR COMPRESSOR PULSATION CONTROL
    • Publication number 20180142678
    • Publication date May 24, 2018
    • Jared W. ADAIR
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMPING DEVICE FOR A WASTE HEAT RECOVERY APPARATUS IN A MOTOR VEHICLE
    • Publication number 20180128239
    • Publication date May 10, 2018
    • MAHLE International GmbH
    • Jochen Eggler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INLINE PUMP WITH REAR ATTACHABLE SYRINGE
    • Publication number 20180104392
    • Publication date Apr 19, 2018
    • FLEX FLUIDICS, LLC
    • Michael MARSHALL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...