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Methods for controlling pilot pressure

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  • F15B2211/67
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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F15Hydraulics devices F15BSYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL FLUID-PRESSURE ACTUATORS F15B2211/00Circuits for servomotor systems

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F15B2211/67Methods for controlling pilot pressure
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air cylinder, head cover, and rod cover
    • Patent number 11,846,306
    • Issue date Dec 19, 2023
    • SMC Corporation
    • Youji Takakuwa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Flow rate controller and drive device equipped with same
    • Patent number 11,773,879
    • Issue date Oct 3, 2023
    • SMC Corporation
    • Youji Takakuwa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Drive device for hydraulic cylinder in work machine
    • Patent number 11,725,673
    • Issue date Aug 15, 2023
    • Kobelco Construction Machinery Co., Ltd.
    • Koji Ueda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine and control method
    • Patent number 11,719,335
    • Issue date Aug 8, 2023
    • Komatsu Ltd.
    • Akira Nakashima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Construction machine
    • Patent number 11,542,683
    • Issue date Jan 3, 2023
    • Doosan Infracore Co., Ltd.
    • Byung Il Kang
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system for working machine
    • Patent number 11,448,244
    • Issue date Sep 20, 2022
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 11,391,020
    • Issue date Jul 19, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Hiroki Ishii
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Device for controlling a pressing force of a current collector havi...
    • Patent number 11,371,536
    • Issue date Jun 28, 2022
    • KNORR-BREMSE SYSTEME FÜR SCHIENENFAHRZEUGE GMBH
    • Manfred Vohla
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Electropneumatically regulated control of a current collector
    • Patent number 11,351,871
    • Issue date Jun 7, 2022
    • KNORR-BREMSE SYSTEME FÜR SCHIENENFAHRZEUGE GMBH
    • Manfred Vohla
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Flow controller and driving apparatus including the same
    • Patent number 11,339,806
    • Issue date May 24, 2022
    • SMC Corporation
    • Akiho Nishimura
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Electrohydraulic control device for construction machine and method...
    • Patent number 11,286,647
    • Issue date Mar 29, 2022
    • Doosan Infracore Co., Ltd.
    • Taeyoon Kim
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Construction machine
    • Patent number 10,995,473
    • Issue date May 4, 2021
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Yoshifumi Takebayashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 10,961,690
    • Issue date Mar 30, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Takaaki Chiba
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system for working machine
    • Patent number 10,941,793
    • Issue date Mar 9, 2021
    • Kubota Corporation
    • Yuji Fukuda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system
    • Patent number 10,920,804
    • Issue date Feb 16, 2021
    • Tadano Ltd.
    • Naoto Kawabuchi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Method for controlling swing motor in hydraulic system and hydrauli...
    • Patent number 10,883,253
    • Issue date Jan 5, 2021
    • Doosan Infracore Co., Ltd.
    • Yong Lak Cho
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic drive with fast stroke and load stroke
    • Patent number 10,859,100
    • Issue date Dec 8, 2020
    • Voith Patent GmbH
    • Hubert Schaber
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Apparatus and methods for the control of hydraulic actuators
    • Patent number 10,830,257
    • Issue date Nov 10, 2020
    • National Oilwell Varco Norway AS
    • Michael Rygaard Hansen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system for working machine
    • Patent number 10,711,438
    • Issue date Jul 14, 2020
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 10,626,578
    • Issue date Apr 21, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Shiho Izumi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic fluid circuit with fixed minimum back pressure
    • Patent number 10,619,652
    • Issue date Apr 14, 2020
    • Caterpillar Inc.
    • Jeremy Todd Peterson
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic clamping systems having load side-shifting variably respo...
    • Patent number 10,494,241
    • Issue date Dec 3, 2019
    • Cascade Corporation
    • David W. Petronek
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Drain valve
    • Patent number 10,371,216
    • Issue date Aug 6, 2019
    • Punch Powertrain NV
    • Peter Mark Smid
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Work machine
    • Patent number 10,337,173
    • Issue date Jul 2, 2019
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system and working machine including the same
    • Patent number 10,316,493
    • Issue date Jun 11, 2019
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system for work machine, and work machine
    • Patent number 10,316,496
    • Issue date Jun 11, 2019
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Construction machine
    • Patent number 10,273,658
    • Issue date Apr 30, 2019
    • Hitachi Construction Machinery Co., Ltd.
    • Seiji Hijikata
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic drive system
    • Patent number 10,260,531
    • Issue date Apr 16, 2019
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic control system and method
    • Patent number 10,233,950
    • Issue date Mar 19, 2019
    • Caterpillar Global Mining LLC
    • Marcus Bitter
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Working machine having a hydraulically operated implement
    • Patent number 10,214,875
    • Issue date Feb 26, 2019
    • CNH Industrial America LLC
    • Adriano Garramone
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID PRESSURE CONTROL DEVICE
    • Publication number 20220228608
    • Publication date Jul 21, 2022
    • SMC Corporation
    • Tatsumasa YAMASHIRO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    DRIVE DEVICE FOR HYDRAULIC CYLINDER IN WORK MACHINE
    • Publication number 20220120295
    • Publication date Apr 21, 2022
    • KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    • Koji Ueda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC SYSTEM FOR WORKING MACHINE
    • Publication number 20210148386
    • Publication date May 20, 2021
    • KUBOTA CORPORATION
    • Yuji Fukuda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    ELECTROPNEUMATICALLY REGULATED CONTROL OF A CURRENT COLLECTOR
    • Publication number 20210129677
    • Publication date May 6, 2021
    • Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH
    • Manfred VOHLA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FAILURE DETECTION DEVICE
    • Publication number 20200291971
    • Publication date Sep 17, 2020
    • TADANO Ltd.
    • Naoto KAWABUCHI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    DEVICE FOR CONTROLLING A PRESSING FORCE OF A CURRENT COLLECTOR HAVI...
    • Publication number 20200271135
    • Publication date Aug 27, 2020
    • Knorr-Bremse Systeme fur Schienenfahrzeuge GmbH
    • Manfred VOHLA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hydraulic Fluid Circuit With Fixed Minimum Back Pressure
    • Publication number 20190309771
    • Publication date Oct 10, 2019
    • Caterpillar Inc.
    • Jeremy Todd Peterson
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    WORK MACHINE
    • Publication number 20190106861
    • Publication date Apr 11, 2019
    • Hitachi Construction Machinery Co., Ltd.
    • Shiho IZUMI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    APPARATUS AND METHODS FOR THE CONTROL OF HYDRAULIC ACTUATORS
    • Publication number 20180180066
    • Publication date Jun 28, 2018
    • NATIONAL OILWELL VARCO NORWAY AS
    • Michael RYGAARD HANSEN
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC DRIVE SYSTEM
    • Publication number 20170370382
    • Publication date Dec 28, 2017
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    METHOD FOR CONTROLLING SWING MOTOR IN HYDRAULIC SYSTEM AND HYDRAULI...
    • Publication number 20170107691
    • Publication date Apr 20, 2017
    • Doosan Infracore Co., Ltd.
    • Yong Lak CHO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CIRCUIT FOR CONSTRUCTION MACHINE
    • Publication number 20160160883
    • Publication date Jun 9, 2016
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Hea-Gyoon JOUNG
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC DRIVE SYSTEM
    • Publication number 20140366521
    • Publication date Dec 18, 2014
    • Shinichiro Tanaka
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    PILOT PUMP SOURCED PEAK SHAVING FOR HYBRID HYDRAULIC CIRCUITS
    • Publication number 20140223893
    • Publication date Aug 14, 2014
    • Caterpillar Inc.
    • Jeremy Todd Peterson
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Pilot Pressure Supply System
    • Publication number 20130312401
    • Publication date Nov 28, 2013
    • AGCO INTERNATIONAL GMBH
    • Benjamin Frommelt
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC PILOT VALVE ARRANGEMENT AND HYDRAULIC VALVE ARRANGEMENT H...
    • Publication number 20130248032
    • Publication date Sep 26, 2013
    • ROBERT BOSCH GmbH
    • Stefan Schmidt
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC CONTROL SYSTEM
    • Publication number 20130145757
    • Publication date Jun 13, 2013
    • TOYOTA JIDOSHA KABUSHIKI KAISHA
    • Tomokazu Inagawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic Driving Device for Work Machine
    • Publication number 20120000191
    • Publication date Jan 5, 2012
    • HITACHI CONSTRUCTION MACHINERY CO., LTD.
    • Naoki Hagiwara
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    LIQUID PRESSURE MOTOR
    • Publication number 20110283692
    • Publication date Nov 24, 2011
    • Nabtesco Corporation
    • Teruhiko Satake
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC CIRCUIT OF CONSTRUCTION MACHINE
    • Publication number 20090205723
    • Publication date Aug 20, 2009
    • KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    • Yoshimi SAOTOME
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Operation Control Circuit for Construction Machine
    • Publication number 20090151347
    • Publication date Jun 18, 2009
    • Komatsu Ltd.
    • Isao Nagatsuka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Drive Device
    • Publication number 20090113887
    • Publication date May 7, 2009
    • Hitachi Construction Machinery Co., Ltd.
    • Kiwamu Takahashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Anti-stall system utilizing implement pilot relief
    • Publication number 20080264499
    • Publication date Oct 30, 2008
    • Kevin A. Bacon
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CONTROLLER FOR WORKING MACHINE
    • Publication number 20070062185
    • Publication date Mar 22, 2007
    • KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    • Yutaka TOJI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Apparatus and method for controlling a pump flow of heavy construct...
    • Publication number 20060236689
    • Publication date Oct 26, 2006
    • VOLVO CONSTRUCTION EQUIPMENT HOLDING SWEDEN AB
    • Dog Soo Kim
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Anti-stall pilot pressure control system for open center systems
    • Publication number 20050160904
    • Publication date Jul 28, 2005
    • Calin L. Raszga
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic drive apparatus
    • Publication number 20050138924
    • Publication date Jun 30, 2005
    • TEIJIN SEIKI CO., LTD
    • Haruo Kodama
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydrostatic drive system with a safety device
    • Publication number 20050098030
    • Publication date May 12, 2005
    • Linde Aktiengesellschaft
    • Tobias Rollmann
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Control device for a hydraulic lifting arrangement
    • Publication number 20050092169
    • Publication date May 5, 2005
    • Sauer-Danfoss ApS
    • Martin Raadkjaer Joergensen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Pressure-Compensated hydraulic circuit with regeneration
    • Publication number 20040000228
    • Publication date Jan 1, 2004
    • Caterpillar Inc.
    • Michael Anthony A'Hearn
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING