TREA

characterised by changing the positions of the inlet or outlet openings with respect to the working chamber

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  • F04C14/10
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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 F04C14/00Control of, monitoring of, or safety arrangements for, machines, pumps or pumping installations

Current Industry

F04C14/10characterised by changing the positions of the inlet or outlet openings with respect to the working chamber
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Integrated cooling module
    • Patent number 12,140,069
    • Issue date Nov 12, 2024
    • COAVIS
    • Hyun Tae Lee
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Apparatus for a counterbalance for an eccentric motor
    • Patent number 11,221,010
    • Issue date Jan 11, 2022
    • Schaeffler Technologies AG & Co. KG
    • Jeffrey Hemphill
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Screw pump
    • Patent number 11,022,114
    • Issue date Jun 1, 2021
    • RATIER-FIGEAC SAS
    • Frédéric Vermande
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Pump unit with integrated piston pump and electric motor
    • Patent number 10,598,177
    • Issue date Mar 24, 2020
    • Power Packer North America, Inc.
    • Marcel Gerardus Maria Nieuwenhuis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fuel pump
    • Patent number 10,393,077
    • Issue date Aug 27, 2019
    • Denso Corporation
    • Daiji Furuhashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Internal gear pump including an outer ring having cam protruded parts
    • Patent number 10,066,621
    • Issue date Sep 4, 2018
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Lubricant vane pump
    • Patent number 9,909,584
    • Issue date Mar 6, 2018
    • Pierburg Pump Technology GmbH
    • Mirco Simoni
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable displacement oil pump
    • Patent number 9,835,153
    • Issue date Dec 5, 2017
    • Toyota Jidosha Kabushiki Kaisha
    • Noriyuki Tsuge
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Lubricant vane pump
    • Patent number 9,759,103
    • Issue date Sep 12, 2017
    • Pierburg Pump Technology GmbH
    • Giacomo Armenio
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable displacement lubricant pump for an internal combustion eng...
    • Patent number 9,726,173
    • Issue date Aug 8, 2017
    • Pierburg Pump Technology GmbH
    • Bernardo Celata
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable capacity type vane pump
    • Patent number 9,567,997
    • Issue date Feb 14, 2017
    • KYB Corporation
    • Koichiro Akatsuka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Variable capacity vane pump with a rotor and a cam ring rotatable e...
    • Patent number 9,482,228
    • Issue date Nov 1, 2016
    • KYB Corporation
    • Tomoyuki Fujita
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Internal gear pump
    • Patent number 9,399,994
    • Issue date Jul 26, 2016
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bi-directional pump
    • Patent number 8,894,385
    • Issue date Nov 25, 2014
    • Deere & Company
    • Ryan P. Goss
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Vehicular power transmitting system
    • Patent number 8,801,559
    • Issue date Aug 12, 2014
    • Toyota Jidosha Kabushiki Kaisha
    • Yusuke Ogata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable capacity vane pump
    • Patent number 8,579,598
    • Issue date Nov 12, 2013
    • Hitachi, Ltd.
    • Hideo Konishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane pump
    • Patent number 8,562,316
    • Issue date Oct 22, 2013
    • Hitachi, Ltd.
    • Shigeaki Yamamuro
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Balanced pressure, variable displacement, dual lobe, single ring, v...
    • Patent number 8,348,645
    • Issue date Jan 8, 2013
    • Woodward, Inc.
    • Alexander J. Kurylowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gear pump and method of delivering fluid using such a pump
    • Patent number 8,348,637
    • Issue date Jan 8, 2013
    • Cooltech Applications S.A.S.
    • Jean-Claude Heitzler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary fluid device with multi-level phase shift control
    • Patent number 8,292,605
    • Issue date Oct 23, 2012
    • Eaton Corporation
    • QingHui Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable displacement pump
    • Patent number 8,267,671
    • Issue date Sep 18, 2012
    • Hitachi, Ltd.
    • Jun Soeda
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Net-displacement control of fluid motors and pumps
    • Patent number 8,235,676
    • Issue date Aug 7, 2012
    • Eaton Corporation
    • Brian S. R. Armstrong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump
    • Patent number 7,427,191
    • Issue date Sep 23, 2008
    • Hitachi, Ltd.
    • Masakazu Kurata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable volume flow internal gear pump
    • Patent number 7,153,110
    • Issue date Dec 26, 2006
    • Joma-Hydromechanic GmbH
    • Willi Schneider
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotary pump
    • Patent number 6,637,313
    • Issue date Oct 28, 2003
    • Ker-Train Holdings LTD
    • John Hugh Kerr
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Coupling device
    • Patent number 6,575,281
    • Issue date Jun 10, 2003
    • Visteon Global Technologies, Inc.
    • Hyeongcheol Lee
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Infinitely variable ring gear pump
    • Patent number 6,126,420
    • Issue date Oct 3, 2000
    • Siegfried Eisenmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Positive displacement, variable delivery pumping apparatus
    • Patent number 5,378,112
    • Issue date Jan 3, 1995
    • P. J. Nasvytis International, Ltd.
    • Pius J. Nasvytis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable output oil pump
    • Patent number 4,887,956
    • Issue date Dec 19, 1989
    • Concentric Pumps Limited
    • Robin E. Child
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable capacity vane-type motor having a control channel selectiv...
    • Patent number 4,818,196
    • Issue date Apr 4, 1989
    • Alfred Teves GmbH
    • Manfred Kahrs
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    AUTOMOTIVE PENDULUM-SLIDER PUMP
    • Publication number 20240426296
    • Publication date Dec 26, 2024
    • PIERBURG PUMP TECHNOLOGY GMBH
    • CARMINE CUNEO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTEGRATED COOLING MODULE
    • Publication number 20240263576
    • Publication date Aug 8, 2024
    • COAVIS
    • Hyun Tae LEE
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    VARIABLE DISPLACEMENT VANE PUMP WITH IMPROVED PRESSURE CONTROL AND...
    • Publication number 20220235764
    • Publication date Jul 28, 2022
    • SLPT Global Pump Group
    • Dennis N. KOENIG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    APPARATUS FOR A COUNTERBALANCE FOR AN ECCENTRIC MOTOR
    • Publication number 20210010471
    • Publication date Jan 14, 2021
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Jeffrey HEMPHILL
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Application

    PUMP UNIT WITH INTEGRATED PISTON PUMP AND ELECTRIC MOTOR
    • Publication number 20190154036
    • Publication date May 23, 2019
    • ACTUANT CORPORATION
    • Marcel Gerardus Maria Nieuwenhuis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW PUMP
    • Publication number 20180156213
    • Publication date Jun 7, 2018
    • Ratier-Figeac SAS
    • Frédéric Vermande
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FUEL PUMP
    • Publication number 20180038326
    • Publication date Feb 8, 2018
    • Denso Corporation
    • Daiji FURUHASHI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AUTOMATIC TRANSMISSION PUMP APPARATUS OR PUMP APPARATUS
    • Publication number 20180023563
    • Publication date Jan 25, 2018
    • Hitachi Automotive Systems, Ltd.
    • Norikazu KUMASAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DISTRIBUTER PHASE SHIFTER FOR A HYDRAULIC PUMP MOTOR
    • Publication number 20160245084
    • Publication date Aug 25, 2016
    • Vianney Rabhi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT LUBRICANT PUMP
    • Publication number 20150354565
    • Publication date Dec 10, 2015
    • PIERBURG PUMP TECHNOLOGY GMBH
    • BERNARDO CELATA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LUBRICANT VANE PUMP
    • Publication number 20150330388
    • Publication date Nov 19, 2015
    • PIERBURG PUMP TECHNOLOGY GMBH
    • MIRCO SIMONI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PORTABLE FUEL PUMP
    • Publication number 20150110658
    • Publication date Apr 23, 2015
    • TUTHILL CORPORATION
    • JACOB J. BERRY
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NET-DISPLACEMENT CONTROL OF FLUID
    • Publication number 20140271297
    • Publication date Sep 18, 2014
    • EATON CORPORATION
    • Brian ARMSTRONG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR PUMP
    • Publication number 20140154119
    • Publication date Jun 5, 2014
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR PUMP
    • Publication number 20140154120
    • Publication date Jun 5, 2014
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VEHICULAR POWER TRANSMITTING SYSTEM
    • Publication number 20130170953
    • Publication date Jul 4, 2013
    • Toyota Jidosha Kabushiki Kaisha
    • Yusuke Ogata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Bi-Directional Pump
    • Publication number 20130126024
    • Publication date May 23, 2013
    • Ryan P. Goss
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    NET-DISPLACEMENT CONTROL OF FLUID
    • Publication number 20130058820
    • Publication date Mar 7, 2013
    • EATON CORPORATION
    • Brian S.R. Armstrong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SCREW SPINDLE PUMP ARRANGEMENT
    • Publication number 20120121450
    • Publication date May 17, 2012
    • ROBERT BOSCH GmbH
    • Robert Eckert
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable Capacity Vane Pump
    • Publication number 20110268595
    • Publication date Nov 3, 2011
    • Hitachi, Ltd
    • Shigeaki YAMAMURO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DELIVERY UNIT
    • Publication number 20110186158
    • Publication date Aug 4, 2011
    • ROBERT BOSCH GmbH
    • Thomas Steidten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Balanced Pressure, Variable Displacement, Dual Lobe, Single Ring, V...
    • Publication number 20110038745
    • Publication date Feb 17, 2011
    • Woodward Governor Company
    • Alexander J. Kurylowski
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable Capacity Vane Pump
    • Publication number 20100303660
    • Publication date Dec 2, 2010
    • Hitachi, Ltd
    • Hideo Konishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    GEAR PUMP AND METHOD OF DELIVERING FLUID USING SUCH A PUMP
    • Publication number 20100200072
    • Publication date Aug 12, 2010
    • COOLTECH APPLICATIONS S.A.S.
    • Jean-Claude Heitzler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROTARY FLUID DEVICE WITH MULTI-LEVEL PHASE SHIFT CONTROL
    • Publication number 20100080721
    • Publication date Apr 1, 2010
    • QingHui Yuan
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Net-Displacement Control Of Fluid Motors And Pumps
    • Publication number 20090123313
    • Publication date May 14, 2009
    • EATON CORPORATION
    • Brian S. R. Armstrong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT PUMP
    • Publication number 20090081052
    • Publication date Mar 26, 2009
    • Hitachi, Ltd.
    • Jun SOEDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil pump
    • Publication number 20060073060
    • Publication date Apr 6, 2006
    • HITACHI LTD.
    • Masakazu Kurata
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Variable volume flow internal gear pump
    • Publication number 20050069447
    • Publication date Mar 31, 2005
    • Willi Schneider
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Coupling device
    • Publication number 20030017904
    • Publication date Jan 23, 2003
    • Hyeongcheol Lee
    • B60 - VEHICLES IN GENERAL