TREA

Equalization of pressure pulses

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  • CPC
  • F04C15/0049
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04CROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS F04C15/00Component parts, details or accessories of machines, pumps or pumping installations, not provided for in groups F04C2/00 - F04C14/00

Current Industry

F04C15/0049Equalization of pressure pulses
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Vane pump
    • Patent number 12,018,679
    • Issue date Jun 25, 2024
    • Denso Corporation
    • Keiichirou Ishihara
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw compressor configured to compress a process gas and dampen pu...
    • Patent number 11,920,596
    • Issue date Mar 5, 2024
    • MAN Energy Solutions SE
    • Ralf Gödde
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw-spindle pump, particularly for cooling systems
    • Patent number 11,867,178
    • Issue date Jan 9, 2024
    • FLUID-O-TECH S.R.L.
    • Pasquale Borriello
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump device with air introduction hole that opens into pump chamber...
    • Patent number 11,795,945
    • Issue date Oct 24, 2023
    • Mikuni Corporation
    • Norio Takehana
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reduced-noise rotary pump
    • Patent number 11,719,240
    • Issue date Aug 8, 2023
    • Schwabische Huttenwerke Automotive GmbH
    • Fabian Eisele
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vaned pump device having fluid pressure chambers located outside th...
    • Patent number 11,713,758
    • Issue date Aug 1, 2023
    • Hitachi Astemo, Ltd.
    • Tetsuya Ishii
    • 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

    Pulsation phenomenon suppression mechanism of pump device
    • Patent number 11,578,719
    • Issue date Feb 14, 2023
    • Hitachi Astemo, Ltd.
    • Yukichi Sunaga
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Flow-optimised vane pump
    • Patent number 11,549,508
    • Issue date Jan 10, 2023
    • NIDEC GPM GmbH
    • Sebastian Sieder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary pump having an adjustable specific delivery volume and a pre...
    • Patent number 11,542,940
    • Issue date Jan 3, 2023
    • Schwabische Huttenwerke Automotive GmbH
    • Sven Peters
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Screw-spindle pump, fuel delivery assembly, and fuel delivery unit
    • Patent number 11,306,715
    • Issue date Apr 19, 2022
    • Vitesco Technologies GmbH
    • Johannes Deichmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System and method for providing stable fluid flow
    • Patent number 11,156,543
    • Issue date Oct 26, 2021
    • Life Technologies Corporation
    • Michael Ward
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    High-pressure pump
    • Patent number 11,092,112
    • Issue date Aug 17, 2021
    • Denso Corporation
    • Shinichiro Koshimoto
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Motor oil pump assembly, steering system, and vehicle
    • Patent number 11,035,386
    • Issue date Jun 15, 2021
    • BYD Company Limited
    • Shenglin Yang
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    External gear pump
    • Patent number 10,989,190
    • Issue date Apr 27, 2021
    • Audi AG
    • Simon Ochsenkühn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Attenuator
    • Patent number 10,955,078
    • Issue date Mar 23, 2021
    • Grace Precision Products, LLC
    • Michael David Mann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Container assembly for a pump
    • Patent number 10,890,179
    • Issue date Jan 12, 2021
    • FLUID-O-TECH GROUP S.R.L.
    • Diego Andreis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Systems and methods of securing a compliant member in a pump
    • Patent number 10,883,497
    • Issue date Jan 5, 2021
    • Micropump, Inc., a unit of IDEX Corporation
    • David J. Grimes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic device that controls pulsation in first oil by increasing...
    • Patent number 10,865,812
    • Issue date Dec 15, 2020
    • Honda Motor Co., Ltd.
    • Shinichi Hirai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fuel pump
    • Patent number 10,767,645
    • Issue date Sep 8, 2020
    • Denso Corporation
    • Hiromi Sakai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Oil pump
    • Patent number 10,662,942
    • Issue date May 26, 2020
    • Jatco Ltd
    • Atsuyuki Ide
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System and method for providing stable fluid flow
    • Patent number 10,466,155
    • Issue date Nov 5, 2019
    • Life Technologies Corporation
    • Michael Ward
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Gears and gear pumps
    • Patent number 10,443,597
    • Issue date Oct 15, 2019
    • Hamilton Sundstrand Corporation
    • Lubomir A. Ribarov
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fuel pump and manufacturing method thereof
    • Patent number 10,400,768
    • Issue date Sep 3, 2019
    • Denso Corporation
    • Hiromi Sakai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fluid pump
    • Patent number 10,247,185
    • Issue date Apr 2, 2019
    • DELPHI TECHNOLOGIES IP LIMITED
    • Alejandro Moreno
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vane spacing for a variable displacement oil pump
    • Patent number 10,227,979
    • Issue date Mar 12, 2019
    • Ford Global Technologies, LLC
    • Abdelkrim Zouani
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Displacement pump and a control ring for a displacement pump
    • Patent number 10,167,866
    • Issue date Jan 1, 2019
    • Volvo Car Corporation
    • Jonas Forssell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump provided with a system for compensating the internal pressure
    • Patent number 10,113,547
    • Issue date Oct 30, 2018
    • FLUID-O-TECH S.R.L.
    • Diego Andreis
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Pump device
    • Patent number 10,087,917
    • Issue date Oct 2, 2018
    • Hitachi Automotive Systems, Ltd.
    • Masayuki Saito
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID PRESSURE UNIT
    • Publication number 20230228266
    • Publication date Jul 20, 2023
    • DAIKIN INDUSTRIES, LTD.
    • Takahiro YOKOYAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW-SPINDLE PUMP, PARTICULARLY FOR COOLING SYSTEMS
    • Publication number 20230023855
    • Publication date Jan 26, 2023
    • FLUID-O-TECH S.R.L.
    • Pasquale BORRIELLO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW COMPRESSOR WITH A SHUNT-ENHANCED COMPRESSION AND PULSATION TR...
    • Publication number 20220074410
    • Publication date Mar 10, 2022
    • HI-BAR BLOWERS, INC.
    • Paul Xiubao HUANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary Pump Having an Adjustable Specific Delivery Volume and a Pre...
    • Publication number 20210246899
    • Publication date Aug 12, 2021
    • SCHWABISCHE HUTTENWERKE AUTOMOTIVE GMBH
    • Sven Peters
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Screw-Spindle Pump, Fuel Delivery Assembly, and Fuel Delivery Unit
    • Publication number 20210164468
    • Publication date Jun 3, 2021
    • Vitesco Technologies GMBH
    • Johannes DEICHMANN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLOW-OPTIMISED VANE PUMP
    • Publication number 20210115920
    • Publication date Apr 22, 2021
    • NIDEC GPM GmbH
    • Sebastian Sieder
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    System And Method For Providing Stable Fluid Flow
    • Publication number 20200088623
    • Publication date Mar 19, 2020
    • Life Technologies Corporation
    • Michael Ward
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    OIL PUMP
    • Publication number 20190178246
    • Publication date Jun 13, 2019
    • AISIN SEIKI KABUSHIKI KAISHA
    • Atsushi OTSUKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    EXTERNAL GEAR PUMP
    • Publication number 20180347561
    • Publication date Dec 6, 2018
    • Audi AG
    • Simon OCHSENKÜHN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    High-Pressure Fuel Pump for a Fuel Injection System
    • Publication number 20180258892
    • Publication date Sep 13, 2018
    • CONTINENTAL AUTOMOTIVE GMBH
    • Markus Zankl
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SYSTEMS AND METHODS OF SECURING A COMPLIANT MEMBER IN A PUMP
    • Publication number 20180135628
    • Publication date May 17, 2018
    • Micropump, Inc., A Unit of IDEX Corporation
    • David J. Grimes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID WORKING SYSTEMS
    • Publication number 20180135627
    • Publication date May 17, 2018
    • Danfoss Power Solutions GnbH & Co., OHG
    • Elliott Gruber
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gear Pump
    • Publication number 20170335846
    • Publication date Nov 23, 2017
    • JTEKT Corporation
    • Naohito YOSHIDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEARS AND GEAR PUMPS
    • Publication number 20170198694
    • Publication date Jul 13, 2017
    • HAMILTON SUNDSTRAND CORPORATION
    • Lubomir A. Ribarov
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    CONTAINER ASSEMBLY FOR A PUMP
    • Publication number 20170184098
    • Publication date Jun 29, 2017
    • FLUID-O-TECH GROUP S.R.L.
    • Diego ANDREIS
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE OIL PUMP
    • Publication number 20170122315
    • Publication date May 4, 2017
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • Mohammad Ali MOETAKEF
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEROTOR PUMP FOR A VEHICLE
    • Publication number 20170122316
    • Publication date May 4, 2017
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • Mohammad Ali MOETAKEF
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID WORKING SYSTEMS
    • Publication number 20160327038
    • Publication date Nov 10, 2016
    • Danfoss Power Solutions GmbH & Co OHG
    • Elliott Gruber
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMPS
    • Publication number 20160090984
    • Publication date Mar 31, 2016
    • HAMILTON SUNDSTRAND CORPORATION
    • Michael F. Cass
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEAR PUMP HAVING GROOVED MOUNTING ADAPTER
    • Publication number 20150233372
    • Publication date Aug 20, 2015
    • Caterpillar Inc.
    • Randall Edward FURRER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DISPLACEMENT PUMP AND A CONTROL RING FOR A DISPLACEMENT PUMP
    • Publication number 20150198158
    • Publication date Jul 16, 2015
    • VOLVO CAR CORPORATION
    • Jonas FORSSELL
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID-PRESSURE APPARATUS
    • Publication number 20140322060
    • Publication date Oct 30, 2014
    • SUMITOMO PRECISION PRODUCTS CO., LTD.
    • Hiroaki Takeda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEAR PUMP HAVING GROOVED MOUNTING ADAPTER
    • Publication number 20140308150
    • Publication date Oct 16, 2014
    • Caterpillar Inc.
    • Randall Edward FURRER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multiple Segment Lobe Pump
    • Publication number 20140010698
    • Publication date Jan 9, 2014
    • Brian J. O'Connor
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC POWER STEERING PUMP HAVING WET TYPE MOTOR WITH OPEN TYPE...
    • Publication number 20130195697
    • Publication date Aug 1, 2013
    • Youngshin Precision Co., Ltd.
    • In Sang KIM
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ADJUSTABLE VANE PUMP FOR REDUCING PRESSURE PULSATIONS DURING DISCHARGE
    • Publication number 20130121863
    • Publication date May 16, 2013
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • Holger Siebertz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VEHICULAR INTERNAL GEAR TYPE OIL PUMP
    • Publication number 20130089453
    • Publication date Apr 11, 2013
    • Toyota Jidosha Kabushiki Kaisha
    • Yusuke Ogata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCROLL COMPRESSOR WITH BYPASS HOLE
    • Publication number 20130089449
    • Publication date Apr 11, 2013
    • Sanghun SEONG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT LUBRICANT PUMP
    • Publication number 20130071275
    • Publication date Mar 21, 2013
    • PIERBURG PUMP TECHNOLOGY GMBH
    • Matteo Gasperini
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VANE PUMP
    • Publication number 20130052073
    • Publication date Feb 28, 2013
    • SHOWA CORPORATION
    • Hiroyuki ISHIHAMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...