TREA

Opening or closing of a valve in a circuit

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  • CPC
  • F04B2205/16
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B2205/00Fluid parameters

Current Industry

F04B2205/16Opening or closing of a valve in a circuit
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Demand based hydraulic pump control system
    • Patent number 12,196,195
    • Issue date Jan 14, 2025
    • Deere & Company
    • Jeffrey L. Lubben
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Reciprocating compressor with variable capacity regulation
    • Patent number 12,140,137
    • Issue date Nov 12, 2024
    • Hoerbiger Wien GmbH
    • Matthias Kornfeld
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electro-magnetic throttle valve with integrated blowdown conduit
    • Patent number 11,994,232
    • Issue date May 28, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Vineeth Poulose
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic piston pump for a hydraulic tool
    • Patent number 11,958,177
    • Issue date Apr 16, 2024
    • Milwaukee Electric Tool Corporation
    • James G. Ballard
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Low energy idling for a compressed air system
    • Patent number 11,493,033
    • Issue date Nov 8, 2022
    • CLARK EQUIPMENT COMPANY
    • Petr Jindra
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    System and method for evacuating a process space
    • Patent number 11,473,573
    • Issue date Oct 18, 2022
    • MAN Energy Solutions SE
    • Gunther Bermich
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Industrial control system for distributed compressors
    • Patent number 11,408,418
    • Issue date Aug 9, 2022
    • Rockwell Automation Technologies, Inc.
    • Scotty Bromfield
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor system control
    • Patent number 11,208,994
    • Issue date Dec 28, 2021
    • Caterpillar Inc.
    • Brian D. Hoff
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Variable displacement swash plate compressor
    • Patent number 11,199,184
    • Issue date Dec 14, 2021
    • Kabushiki Kaisha Toyota Jidoshokki
    • Kenji Yamamoto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pressure intensifier
    • Patent number 10,920,796
    • Issue date Feb 16, 2021
    • PISTONPOWER APS
    • Jorgen P. Todsen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump-valve integrated mechanism
    • Patent number 10,920,761
    • Issue date Feb 16, 2021
    • ZHEJIANG RUIWEI ELECTROMECHANICAL TECHNOLOGY CO., LTD.
    • Zujun Yin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable displacement swash plate type compressor
    • Patent number 10,815,980
    • Issue date Oct 27, 2020
    • Kabushiki Kaisha Toyota Jidoshokki
    • Noriaki Satake
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic system for maintaining minimum low side pressure of close...
    • Patent number 10,550,933
    • Issue date Feb 4, 2020
    • Danfoss Power Solutions Inc.
    • Christian S. Daley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic control arrangement for the demand-feed regulated (load-s...
    • Patent number 6,658,843
    • Issue date Dec 9, 2003
    • Bosch Rexroth AG
    • Wolfgang Kauss
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Hydraulic control system for improving pump response and dynamic ma...
    • Patent number 6,446,433
    • Issue date Sep 10, 2002
    • Caterpillar Inc.
    • Bradford J. Holt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Volume control valve of variable displacement hydraulic rotating ma...
    • Patent number 6,389,809
    • Issue date May 21, 2002
    • Hitachi Construction Machinery Co., Ltd.
    • Takashi Niidome
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gas compressor
    • Patent number 6,261,068
    • Issue date Jul 17, 2001
    • WABCO GmbH
    • Manfred Kramer
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic system with a hydromotor fed by a hydraulic transformer
    • Patent number 6,223,529
    • Issue date May 1, 2001
    • Innas Free Piston B.V.
    • Peter Augustinus Johannes Achten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor capacity modulation
    • Patent number 6,206,652
    • Issue date Mar 27, 2001
    • Copeland Corporation
    • Jean-Luc Caillat
    • F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...
  • Information Patent Grant

    Variable pump control for hydraulic fan drive
    • Patent number 6,179,570
    • Issue date Jan 30, 2001
    • Caterpillar Inc.
    • David P. Smith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having load control
    • Patent number 6,174,137
    • Issue date Jan 16, 2001
    • Kabushiki Kaisha Kobe Seiko Sho
    • Hajime Nakamura
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pressure control device
    • Patent number 6,158,462
    • Issue date Dec 12, 2000
    • Kayaba Industry Co., Ltd.
    • Masao Kashiwagi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Device to reduce pulsations on a hydrostatic positive displacement...
    • Patent number 6,116,871
    • Issue date Sep 12, 2000
    • Linde Aktiengesellschaft
    • Wolfgang Backe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor control system and method
    • Patent number 6,082,971
    • Issue date Jul 4, 2000
    • Ingersoll-Rand Company
    • John T. Gunn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor system
    • Patent number 6,004,103
    • Issue date Dec 21, 1999
    • General Electric Company
    • Lynn Edwin Fisher
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor control system and method
    • Patent number 5,967,757
    • Issue date Oct 19, 1999
    • John T. Gunn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic system and pump
    • Patent number 5,916,139
    • Issue date Jun 29, 1999
    • My-D Han-D Mfg. Co. Inc.
    • James B. Tieben
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump control system
    • Patent number 5,904,126
    • Issue date May 18, 1999
    • Orbital Engine Company (Australia) Pty. Limited
    • Michael Leonard McKay
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Flow control valve for a pressure washer
    • Patent number 5,902,094
    • Issue date May 11, 1999
    • Generac Portable Products, LLC
    • Herb Hoenisch
    • B08 - CLEANING
  • Information Patent Grant

    Electrohydraulic adjustable pump
    • Patent number 5,879,136
    • Issue date Mar 9, 1999
    • Robert Bosch GmbH
    • Walter Robeller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    CABLE STRINGING ASSEMBLY HAVING ELECTRIC AIR MOVING DEVICE AND METH...
    • Publication number 20250020118
    • Publication date Jan 16, 2025
    • Sherman + Reilly, Inc.
    • Douglas Bruce MacDonald
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ELECTRO-MAGNETIC THROTTLE VALVE
    • Publication number 20240328530
    • Publication date Oct 3, 2024
    • Ingersoll-Rand Industrial U.S., Inc.
    • Vineeth Poulose
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC PUMP
    • Publication number 20240261953
    • Publication date Aug 8, 2024
    • Milwaukee Electric Tool Corporation
    • James G. Ballard
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Hydraulic Pump
    • Publication number 20230093786
    • Publication date Mar 23, 2023
    • Milwaukee Electric Tool Corporation
    • James G. Ballard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Methane Retention System
    • Publication number 20230015341
    • Publication date Jan 19, 2023
    • Estis Compression, LLC
    • John Gatlin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Methane Retention System
    • Publication number 20220364679
    • Publication date Nov 17, 2022
    • Estis Compression, LLC
    • John Gatlin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RECIPROCATING COMPRESSOR WITH VARIABLE CAPACITY REGULATION
    • Publication number 20220356874
    • Publication date Nov 10, 2022
    • Hoerbiger Wien GmbH
    • Matthias Kornfeld
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT PUMP WITH ACTIVE BYPASS FEEDBACK CONTROL
    • Publication number 20220307491
    • Publication date Sep 29, 2022
    • HAMILTON SUNDSTRAND CORPORATION
    • Matej Rutar
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT SWASH PLATE COMPRESSOR
    • Publication number 20200309106
    • Publication date Oct 1, 2020
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Kenji YAMAMOTO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AIR COMPRESSOR SYSTEM CONTROL
    • Publication number 20200263681
    • Publication date Aug 20, 2020
    • Caterpillar Inc.
    • Brian D. Hoff
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    System And Method For Evacuating A Process Space
    • Publication number 20200240405
    • Publication date Jul 30, 2020
    • MAN Energy Solutions SE
    • Gunther Bermich
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    SQUEEZE-TYPE PUMP
    • Publication number 20200217312
    • Publication date Jul 9, 2020
    • CHI-YUAN CHANG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP-VALVE INTEGRATED MECHANISM
    • Publication number 20200158101
    • Publication date May 21, 2020
    • Zhejiang Ruiwei Electromechanical Technology Co., Ltd.
    • Zujun YIN
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    LOW ENERGY IDLING FOR A COMPRESSED AIR SYSTEM
    • Publication number 20200158103
    • Publication date May 21, 2020
    • CLARK EQUIPMENT COMPANY
    • Petr Jindra
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Piston Pump And Method For Determining Volume Delivered By Piston Pump
    • Publication number 20200032788
    • Publication date Jan 30, 2020
    • ROBATECH AG
    • Urs Mösli
    • G01 - MEASURING TESTING
  • Information Patent Application

    Hydraulic Pump
    • Publication number 20200001446
    • Publication date Jan 2, 2020
    • Milwaukee Electric Tool Corporation
    • James G. Ballard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Electrofluidic Assembly and Method for its Operation
    • Publication number 20190331109
    • Publication date Oct 31, 2019
    • Thomas Magnete GmbH
    • Axel Müller
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    METHODS AND SYSTEMS FOR AIR COMPRESSOR WITH ELECTRIC INLET VALVE CO...
    • Publication number 20190154029
    • Publication date May 23, 2019
    • Illinois Tool Works Inc.
    • Nathan Joe Jochman
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DIAPHRAGM PUMP WITH A FUNCTIONALLY SAFE DIAPHRAGM POSITION CONTROL
    • Publication number 20190093652
    • Publication date Mar 28, 2019
    • ProMinentGmbH
    • Martin REINHARD
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE DISPLACEMENT SWASH PLATE TYPE COMPRESSOR
    • Publication number 20190032648
    • Publication date Jan 31, 2019
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Noriaki SATAKE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HYDRAULIC SYSTEM FOR MAINTAINING MINIMUM LOW SIDE PRESSURE OF CLOSE...
    • Publication number 20180291797
    • Publication date Oct 11, 2018
    • Danfoss Power Solutions Inc.
    • Christian S. Daley
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC PRESSURE INTENSIFIER
    • Publication number 20180252241
    • Publication date Sep 6, 2018
    • PistonPower ApS
    • Jorgen P. Todsen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL