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Pilot pressure control

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  • CPC
  • F15B2211/575
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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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F15B2211/575Pilot pressure control
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic system in work machine
    • Patent number 12,291,849
    • Issue date May 6, 2025
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work machine
    • Patent number 12,221,769
    • Issue date Feb 11, 2025
    • Hitachi Construction Machinery Co., Ltd.
    • Takaaki Chiba
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Valve calibration system and calibration method
    • Patent number 12,163,539
    • Issue date Dec 10, 2024
    • Caterpillar SARL
    • Hideki Nakajima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Fluid pressure control device
    • Patent number 12,152,613
    • Issue date Nov 26, 2024
    • SMC Corporation
    • Tatsumasa Yamashiro
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Continuous variable transmission hydraulic pressure control device
    • Patent number 11,454,316
    • Issue date Sep 27, 2022
    • Hyundai Motor Company
    • Young Joon Kim
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • 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

    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

    Hydraulic system in work machine
    • Patent number 11,280,064
    • Issue date Mar 22, 2022
    • Kubota Corporation
    • Yuji Fukuda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • 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

    Articulation system for an earthmoving machine
    • Patent number 10,889,965
    • Issue date Jan 12, 2021
    • Caterpillar Inc.
    • Travis Neale Richards
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • 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

    System for recovering energy from a hydraulic actuator
    • Patent number 10,844,885
    • Issue date Nov 24, 2020
    • Dana Italia S.R.L.
    • Luca Balboni
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • 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

    System and method for remotely controlling hydraulic components of...
    • Patent number 10,813,269
    • Issue date Oct 27, 2020
    • CNH Industrial America LLC
    • Timothy R. Blunier
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Work machine
    • Patent number 10,801,532
    • Issue date Oct 13, 2020
    • Hitachi Construction Machinery Co., Ltd.
    • Yuichi Ogawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Electro-hydraulic feed delivery system
    • Patent number 10,718,100
    • Issue date Jul 21, 2020
    • Van-Tech Corporation
    • William Duane Brandt
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Hydraulic drive system for electrically-driven hydraulic work machine
    • Patent number 10,697,150
    • Issue date Jun 30, 2020
    • Hitachi Construction Machinery Tierra Co., Ltd.
    • Kiwamu Takahashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system in work machine
    • Patent number 10,662,980
    • Issue date May 26, 2020
    • Kubota Corporation
    • Yuji Fukuda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • 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

    Fluid pressure control device
    • Patent number 10,578,132
    • Issue date Mar 3, 2020
    • KYB Corporation
    • Takeshi Terao
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure-controlled 2-way flow control valve for hydraulic applicat...
    • Patent number 10,550,862
    • Issue date Feb 4, 2020
    • HAWE Hydraulik SE
    • Thomas Wechsel
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure-controlled downhole actuators
    • Patent number 10,538,980
    • Issue date Jan 21, 2020
    • HALLIBURTON ENERGY SERVICS, INC.
    • Mikko Jaaskelainen
    • E21 - EARTH DRILLING MINING
  • 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

    Shovel and method of controlling shovel
    • Patent number 10,422,109
    • Issue date Sep 24, 2019
    • Sumitomo Heavy Industries, Ltd.
    • Koji Kawashima
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Control valve for construction equipment
    • Patent number 10,392,782
    • Issue date Aug 27, 2019
    • Volvo Construction Equipment AB
    • Man-Seuk Jeon
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • 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

    Compact wheel loader
    • Patent number 10,280,595
    • Issue date May 7, 2019
    • CNH Industrial America LLC
    • Paolo Ferracin
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE CALIBRATION SYSTEM AND CALIBRATION METHOD
    • Publication number 20230078399
    • Publication date Mar 16, 2023
    • CATERPILLAR S.A.R.L.
    • Hideki Nakajima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Dynamic Logic Element For Controlling Pressure Limit In Hydraulic S...
    • Publication number 20230022750
    • Publication date Jan 26, 2023
    • Parthiban Varadharajan
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • 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

    HYDRAULIC SYSTEM IN WORK MACHINE
    • Publication number 20220154428
    • Publication date May 19, 2022
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONTINUOUS VARIABLE TRANSMISSION HYDRAULIC PRESSURE CONTROL DEVICE
    • Publication number 20210364083
    • Publication date Nov 25, 2021
    • Hyundai Motor Company
    • Young Joon KIM
    • G05 - CONTROLLING REGULATING
  • 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

    ARTICULATION SYSTEM FOR AN EARTHMOVING MACHINE
    • Publication number 20200392702
    • Publication date Dec 17, 2020
    • Caterpillar Inc.
    • Travis Neale Richards
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS 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

    HYDRAULIC SYSTEM IN WORK MACHINE
    • Publication number 20200240439
    • Publication date Jul 30, 2020
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SYSTEM AND METHOD FOR REMOTELY CONTROLLING HYDRAULIC COMPONENTS OF...
    • Publication number 20200060066
    • Publication date Feb 27, 2020
    • CNH INDUSTRIAL AMERICA LLC
    • Timothy R. Blunier
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    HYDRAULIC SYSTEM FOR WORKING MACHINE
    • Publication number 20200002920
    • Publication date Jan 2, 2020
    • KUBOTA CORPORATION
    • Yuji Fukuda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS 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

    SYSTEM FOR RECOVERING ENERGY FROM A HYDRAULIC ACTUATOR
    • Publication number 20190203746
    • Publication date Jul 4, 2019
    • DANA ITALIA S.R.L.
    • LUCA BALBONI
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Work Machine
    • Publication number 20190186106
    • Publication date Jun 20, 2019
    • Hitachi Construction Machinery Co., Ltd.
    • Yuichi OGAWA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • 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

    HYDRAULIC SYSTEM IN WORK MACHINE
    • Publication number 20190101139
    • Publication date Apr 4, 2019
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC SYSTEM
    • Publication number 20190085876
    • Publication date Mar 21, 2019
    • TADANO Ltd.
    • Naoto KAWABUCHI
    • B66 - HOISTING LIFTING HAULING
  • 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

    FLUID PRESSURE CONTROL DEVICE
    • Publication number 20180031006
    • Publication date Feb 1, 2018
    • KYB Corporation
    • Takeshi TERAO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Pressure-Controlled Downhole Actuators
    • Publication number 20180010619
    • Publication date Jan 11, 2018
    • Halliburton Energy Services, Inc.
    • Mikko Jaaskelainen
    • 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

    CONTROL VALVE FOR CONSTRUCTION EQUIPMENT
    • Publication number 20170342686
    • Publication date Nov 30, 2017
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Man-Seuk JEON
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC DRIVE SYSTEM OF CONSTRUCTION MACHINE
    • Publication number 20170342685
    • Publication date Nov 30, 2017
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Akihiro KONDO
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    METHOD FOR COMPENSATING FOR FLOW RATE OF HYDRAULIC PUMP OF CONSTRUC...
    • Publication number 20170321394
    • Publication date Nov 9, 2017
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Hung-Ju SHIN
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONTROL DEVICE FOR HYDRAULIC TRAVELING DEVICE
    • Publication number 20170241448
    • Publication date Aug 24, 2017
    • TAKEUCHI MFG. CO., LTD.
    • Hiroki KONDO
    • B60 - VEHICLES IN GENERAL
  • 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

    Compact Wheel Loader
    • Publication number 20170081826
    • Publication date Mar 23, 2017
    • CNH INDUSTRIAL AMERICA LLC
    • Paolo Ferracin
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Valve Arrangement for the Hydraulic Circuit of a Work Machine
    • Publication number 20160061228
    • Publication date Mar 3, 2016
    • Caterpillar Inc.
    • Nathan J. Lucas
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    FLUID PRESSURE CONTROL DEVICE
    • Publication number 20150096291
    • Publication date Apr 9, 2015
    • Kayaba Industry Co., Ltd.
    • Tooru Takeuchi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    DUAL STAGE PILOTED FORCE REDUCTION VALVE
    • Publication number 20140053719
    • Publication date Feb 27, 2014
    • Matthew J. Ramler
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL