Methods for controlling pilot pressure

Patents Grantslast 30 patents

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