TREA

Equalisation of pulses

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Industry

  • CPC
  • F04B11/00
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS

Current Industry

F04B11/00Equalisation of pulses

Sub Industries

F04B11/0008using accumulators F04B11/0016with a fluid spring F04B11/0025the spring fluid being in direct contact with the pumped fluid F04B11/0033with a mechanical spring F04B11/0041by piston speed control F04B11/005using two or more pumping pistons F04B11/0058with piston speed control F04B11/0066with special shape of the actuating element F04B11/0075connected in series F04B11/0083the pistons having different cross-sections F04B11/0091using a special shape of fluid pass
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Flow cytometer
    • Patent number 12,174,107
    • Issue date Dec 24, 2024
    • Beckman Coulter, Inc.
    • Yong Qin Chen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Flow cytometer
    • Patent number 12,174,106
    • Issue date Dec 24, 2024
    • Beckman Coulter, Inc.
    • Yong Qin Chen
    • 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

    Hydraulic pump motor
    • Patent number 12,104,569
    • Issue date Oct 1, 2024
    • Komatsu Ltd.
    • Hideaki Usami
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Device and method for the provision of pressurized medium for injec...
    • Patent number 12,098,717
    • Issue date Sep 24, 2024
    • Uhde High Pressure Technologies GmbH
    • Holger Werth
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • 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

    Reciprocating pump systems
    • Patent number 12,044,253
    • Issue date Jul 23, 2024
    • National-Oilwell Varco, L.P.
    • Samuel S. Wu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Anti-cavitation device, fluid end, and method
    • Patent number 12,006,926
    • Issue date Jun 11, 2024
    • W. H. Barnett
    • E21 - EARTH DRILLING MINING
  • 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

    Pressure spike absorbing systems
    • Patent number 11,975,174
    • Issue date May 7, 2024
    • CareFusion Corporation
    • Raymond Feith
    • 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

    Device for controlling a piston pump unit for liquid chromatography
    • Patent number 11,959,467
    • Issue date Apr 16, 2024
    • Dionex Softron GmbH
    • Christoph Strobl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vibration damper having a pump assembly
    • Patent number 11,946,527
    • Issue date Apr 2, 2024
    • ZF Friedrichshafen AG
    • Andreas Förster
    • B60 - VEHICLES IN GENERAL
  • 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

    Pumping systems
    • Patent number 11,913,437
    • Issue date Feb 27, 2024
    • QUANTUM SERVO PUMPING TECHNOLOGIES PTY LTD
    • Darren Reukers
    • 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

    Mechanically driven modular diaphragm pump
    • Patent number 11,905,939
    • Issue date Feb 20, 2024
    • Graco Minnesota Inc.
    • Bradley H. Hines
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • 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

    Method and device for controlling capacity change of compressor, an...
    • Patent number 11,835,040
    • Issue date Dec 5, 2023
    • Gree Electric Appliances, Inc. of Zhuhai
    • Kai Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Automatic fluid pump inlet stabilizers and vacuum regulators
    • Patent number 11,828,303
    • Issue date Nov 28, 2023
    • Blacoh Fluid Controls, Inc.
    • David Dean McComb
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Systems and methods for managing noise in compact high speed and hi...
    • Patent number 11,815,110
    • Issue date Nov 14, 2023
    • ClearMotion, Inc.
    • Nathan Woodard
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Dual-stage fluidics system with reduced pulsation
    • Patent number 11,802,551
    • Issue date Oct 31, 2023
    • Life Technologies Corporation
    • Daniel N Fox
    • 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

    Using balloon as damper for port of a reciprocating pump
    • Patent number 11,767,834
    • Issue date Sep 26, 2023
    • BIOSENSE WEBSTER (ISRAEL) LTD.
    • Yehuda Algawi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    TUBE PUMP SYSTEM AND CONTROL METHOD OF THE SAME
    • Publication number 20250020119
    • Publication date Jan 16, 2025
    • Surpass Industry Co, Ltd.
    • Kazuo ABO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLOW CYTOMETER
    • Publication number 20240426740
    • Publication date Dec 26, 2024
    • Beckman Coulter, Inc.
    • Yong Qin Chen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    DEVICE FOR CONTROLLING A PISTON PUMP UNIT FOR LIQUID CHROMATOGRAPHY
    • Publication number 20240280091
    • Publication date Aug 22, 2024
    • DIONEX SOFTRON GMBH
    • Christoph STROBL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Bilge System
    • Publication number 20240208613
    • Publication date Jun 27, 2024
    • SEAFLO Marine & RV North America LLC
    • Christopher Kapsaskis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC CIRCUIT ARRANGEMENT AND CONTROL SYSTEM FOR GANGED ELECTRO...
    • Publication number 20240200551
    • Publication date Jun 20, 2024
    • Danfoss Power Solutions Inc.
    • Connor SZCZEPANIAK
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENERGY CONVERSION SYSTEM BASED ON PHASE CHANGE AND GRAVITATIONAL PR...
    • Publication number 20240191685
    • Publication date Jun 13, 2024
    • Horia Abaitancei
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    PULSATION DAMPENER FOR SINGLE USE APPLICATIONS
    • Publication number 20240141879
    • Publication date May 2, 2024
    • Equilibar, LLC
    • Zachary Allan Cobb
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    USING BALLOON AS DAMPER FOR PORT OF A RECIPROCATING PUMP
    • Publication number 20240011472
    • Publication date Jan 11, 2024
    • BIOSENSE WEBSTER (ISRAEL) LTD.
    • Yehuda Algawi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FUEL PUMP
    • Publication number 20230323868
    • Publication date Oct 12, 2023
    • Cummins Inc.
    • Rodney J. Hemmerlein
    • 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

    DEVICE AND METHOD FOR ACTIVELY REDUCING PRESSURE VARIATIONS IN A HY...
    • Publication number 20230288009
    • Publication date Sep 14, 2023
    • UNIVERSITAT ROSTOCK
    • JOHANNES BÜKER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS AND METHODS TO MONITOR, DETECT, AND/OR INTERVENE RELATIVE T...
    • Publication number 20230279761
    • Publication date Sep 7, 2023
    • BJ Energy Solutions, LLC
    • Tony Yeung
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    MECHANICALLY DRIVEN MODULAR DIAPHRAGM PUMP
    • Publication number 20230220839
    • Publication date Jul 13, 2023
    • Graco Minnesota Inc.
    • Bradley H. Hines
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS AND METHODS FOR MANAGING NOISE IN COMPACT HIGH SPEED AND HI...
    • Publication number 20230220853
    • Publication date Jul 13, 2023
    • ClearMotion, Inc.
    • Nathan Woodard
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    AUTOMATIC FLUID PUMP INLET STABILIZERS AND VACUUM REGULATORS
    • Publication number 20230204051
    • Publication date Jun 29, 2023
    • BLACOH FLUID CONTROLS, INC.
    • David Dean McComb
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Pumping Systems
    • Publication number 20230120606
    • Publication date Apr 20, 2023
    • Quantum Servo Pumping Technologies Pty Ltd.
    • Darren Reukers
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DEVICE AND METHOD FOR THE PROVISION OF PRESSURIZED MEDIUM FOR INJEC...
    • Publication number 20230097835
    • Publication date Mar 30, 2023
    • Uhde High Pressure Technologies GmbH
    • Holger WERTH
    • 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 20230082868
    • Publication date Mar 16, 2023
    • BJ Energy Solutions, LLC
    • Tony Yeung
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    FLOW CYTOMETER
    • Publication number 20230073269
    • Publication date Mar 9, 2023
    • Iris International, Inc.
    • Yong Qin Chen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Electronically Controlled Pump System
    • Publication number 20230046159
    • Publication date Feb 16, 2023
    • Environmental Spray Systems, Inc.
    • Donald Fox
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS AND METHODS TO MONITOR, DETECT, AND/OR INTERVENE RELATIVE T...
    • Publication number 20230035881
    • Publication date Feb 2, 2023
    • BJ Energy Solutions, LLC
    • Tony Yeung
    • E21 - EARTH DRILLING MINING
  • 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

    CONTROL ARRANGEMENT AND METHOD FOR OPERATING DIAPHRAGM PUMP SYSTEMS
    • Publication number 20220412341
    • Publication date Dec 29, 2022
    • Autoquip, Inc.
    • Michael D. Elberson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AUTOMATIC FLUID PUMP INLET STABILIZERS AND VACUUM REGULATORS
    • Publication number 20220341406
    • Publication date Oct 27, 2022
    • BLACOH FLUID CONTROLS, INC.
    • David Dean McComb
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic Drive Train for a Frac Pump
    • Publication number 20220290545
    • Publication date Sep 15, 2022
    • SPM OIL & GAS INC.
    • Jacob A. Bayyouk
    • E21 - EARTH DRILLING MINING