Pilot pressure sensing

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Patents Applicationslast 30 patents

  • 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

    CONTROL VALVE ASSEMBLY FOR AN INDIRECT PNEUMATIC CONTROL, AND METHO...

    • Publication number 20200392972
    • Publication date Dec 17, 2020
    • J.D. Neuhaus Holding GmbH & Co. KG
    • Piotr Krupnik
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    VALVE DEVICE

    • Publication number 20200378409
    • Publication date Dec 3, 2020
    • HYDAC FLUIDTECHNIK GMBH
    • Peter BRUCK
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC ACTUATOR CONTROL SYSTEM

    • Publication number 20180073524
    • Publication date Mar 15, 2018
    • HydraForce, Inc.
    • Travis Schmidt
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM FOR WORK MACHINE, AND WORK MACHINE

    • Publication number 20170107695
    • Publication date Apr 20, 2017
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • 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 SYSTEM WITH ENERGY RECOVERY

    • Publication number 20150361998
    • Publication date Dec 17, 2015
    • PARKER HANNIFIN MANUFACTURING FINLAND OY
    • Jari RANTANEN
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic Control Device for Work Machine

    • Publication number 20150300378
    • Publication date Oct 22, 2015
    • HITACHI CONSTRUCTION MACHINERY CO., LTD.
    • Tsutomu Udagawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC SYSTEM FOR CONSTRUCTION MACHINERY

    • Publication number 20150113970
    • Publication date Apr 30, 2015
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Man-Seuk Jeon
    • 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

    HYDRAULIC CONTROL SYSTEM HAVING SWING OSCILLATION DAMPENING

    • Publication number 20140060021
    • Publication date Mar 6, 2014
    • Caterpillar Inc.
    • Tonglin SHANG
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    DYNAMIC SEAL WEAR MITIGATION SYSTEM

    • Publication number 20140034133
    • Publication date Feb 6, 2014
    • Caterpillar Inc.
    • Matthew J. Beschorner
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    DIRECTIONAL VALVE EQUIPPED WITH PRESSURE COMPENSATION

    • Publication number 20130269808
    • Publication date Oct 17, 2013
    • PARKER HANNIFIN MANUFACTURING FINLAND OY
    • Tommi Liukkunen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    WORKING MACHINE

    • Publication number 20130251490
    • Publication date Sep 26, 2013
    • Kubota Corporation
    • Hiroshi Horii
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    ELECTRO-HYDRAULIC SENSOR FAIL SAFE

    • Publication number 20120216877
    • Publication date Aug 30, 2012
    • Derek Scott Hall
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic Lift System And Control Method

    • Publication number 20110202232
    • Publication date Aug 18, 2011
    • Jochen Busch
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    CONTROL VALVE ASSEMBLY WITH A WORKPORT PRESSURE REGULATING DEVICE

    • Publication number 20100307606
    • Publication date Dec 9, 2010
    • Lynn A. Russell
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic system with a pressure reducing valve

    • Publication number 20100071788
    • Publication date Mar 25, 2010
    • LUK LAMELLEN UND KUPPLUNGSBAU BETEILIGUNGS KG
    • Reinhard Stehr
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic control device of construction machinery

    • Publication number 20090056324
    • Publication date Mar 5, 2009
    • Yoshiaki Itakura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Apparatus for easing impact on boom of excavator and method of cont...

    • Publication number 20080155977
    • Publication date Jul 3, 2008
    • VOLVO CONSTRUCTION EQUIPMENT HOLDING SWEDEN AB
    • Dong Soo Kim
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Metering valve with integral relief and makeup function

    • Publication number 20070044649
    • Publication date Mar 1, 2007
    • Caterpillar Inc. and Shin Caterpillar Mitsubishi Ltd.
    • David P. Smith
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Flow control valve having pressure compensating valve

    • Publication number 20060191405
    • Publication date Aug 31, 2006
    • Mitsubishi Heavy Industries, Ltd.
    • Masakazu Itose
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Application

    Regeneration manifold for a hydraulic system

    • Publication number 20060000349
    • Publication date Jan 5, 2006
    • Marc A. Cossette
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Dual mode solenoid valve with pressure regulation

    • Publication number 20040089354
    • Publication date May 13, 2004
    • Jose Carlos Bento
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Working vehicle

    • Publication number 20030167660
    • Publication date Sep 11, 2003
    • Masami Kondou
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Solenoid valve for reduced energy consumption

    • Publication number 20030140975
    • Publication date Jul 31, 2003
    • Jose C. Bento
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Solenoid valve for reduced energy consumption

    • Publication number 20030089407
    • Publication date May 15, 2003
    • Jose C. Bento
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic circuit for working machine

    • Publication number 20030000374
    • Publication date Jan 2, 2003
    • Makoto Iga
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Spacer type pressure reducing valve

    • Publication number 20020100512
    • Publication date Aug 1, 2002
    • SMC Corporation
    • Masamichi Tajima
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Pressure-control valve

    • Publication number 20020011269
    • Publication date Jan 31, 2002
    • Brueninghaus Hydromatik GmbH
    • Bernhard Adler
    • G05 - CONTROLLING REGULATING