characterised by the way the load pressure is communicated to the load sensing circuit

Patents Grantslast 30 patents

  • Information Patent Grant

    Flow management of a hydraulic system

    • Patent number 11,378,102
    • Issue date Jul 5, 2022
    • Deere & Company
    • Aaron M. Quinn
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure compensation unit

    • Patent number 10,422,110
    • Issue date Sep 24, 2019
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Yasunori Hatanaka
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Load sensing valve device

    • Patent number 10,408,358
    • Issue date Sep 10, 2019
    • KYB Corporation
    • Shota Mizukami
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Divided pump implement valve and system

    • Patent number 10,267,019
    • Issue date Apr 23, 2019
    • Caterpillar Inc.
    • William Norbert O'Neill
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system for construction equipment

    • Patent number 9,618,017
    • Issue date Apr 11, 2017
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Sang-Ki Bae
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Work machine

    • Patent number 9,377,034
    • Issue date Jun 28, 2016
    • Kubota Corporation
    • Hiroshi Horii
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Proportional flow control of a fluid pump assembly

    • Patent number 9,323,253
    • Issue date Apr 26, 2016
    • Eaton Corporation
    • Philip James Dybing
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system

    • Patent number 8,701,396
    • Issue date Apr 22, 2014
    • J.C. Bamford Excavators Limited
    • Harishchandra M. Narotham
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic control device

    • Patent number 8,006,490
    • Issue date Aug 30, 2011
    • Bosch Rexroth AG
    • Wolfgang Kauss
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic control system

    • Patent number 7,946,114
    • Issue date May 24, 2011
    • Bosch Rexroth AG
    • Wolfgang Kauss
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic supply systems

    • Patent number 7,900,445
    • Issue date Mar 8, 2011
    • Agco GmbH
    • Andreas Brockmann
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system for utility vehicles, in particular agricultural t...

    • Patent number 7,395,664
    • Issue date Jul 8, 2008
    • AGCO GmbH
    • Andreas Brockmann
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic controller

    • Patent number 6,845,702
    • Issue date Jan 25, 2005
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Toyoaki Sagawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic drive system

    • Patent number 6,584,770
    • Issue date Jul 1, 2003
    • Hitachi Construction Machinery Co., Ltd.
    • Yasutaka Tsuruga
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic circuit system

    • Patent number 6,378,302
    • Issue date Apr 30, 2002
    • Hitachi Construction Machinery Co., Ltd.
    • Yusaku Nozawa
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic drive system

    • Patent number 5,421,156
    • Issue date Jun 6, 1995
    • Linde Aktiengesellschaft
    • Peter Beater
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic drive system

    • Patent number 5,291,676
    • Issue date Mar 8, 1994
    • Linde Aktiengesellschaft
    • Peter Beater
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Hydraulic drive system for construction machines

    • Patent number 5,186,000
    • Issue date Feb 16, 1993
    • Hitachi Construction Machinery Co., Ltd.
    • Toichi Hirata
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Load sensing hydraulic control system

    • Patent number 5,063,739
    • Issue date Nov 12, 1991
    • Caterpillar Inc.
    • Donald L. Bianchetta
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Signal valve for pressure compensated system

    • Patent number 4,727,793
    • Issue date Mar 1, 1988
    • Caterpiller, Inc.
    • Lowell R. Hall
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Outlet metering load-sensing circuit

    • Patent number 4,510,751
    • Issue date Apr 16, 1985
    • The Cessna Aircraft Company
    • Alan D. Jackson
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Load responsive fluid control valve

    • Patent number 4,333,389
    • Issue date Jun 8, 1982
    • Tadeusz Budzich
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Supply apparatus for two receiving means having a pressure summatio...

    • Patent number 3,962,954
    • Issue date Jun 15, 1976
    • Poclain
    • Rene F. Jacob
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    WORK MACHINE

    • Publication number 20140208734
    • Publication date Jul 31, 2014
    • KUBOTA CORPORATION
    • Hiroshi Horii
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    PROPORTIONAL FLOW CONTROL OF A FLUID PUMP ASSEMBLY

    • Publication number 20140174549
    • Publication date Jun 26, 2014
    • EATON CORPORATION
    • PHILIP JAMES DYBING
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM

    • Publication number 20130280097
    • Publication date Oct 24, 2013
    • J.C. Bamford Excavators Limited
    • Harish Narotham
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic System

    • Publication number 20110011071
    • Publication date Jan 20, 2011
    • J.C. Bamford Excavators Limited
    • Harishchandra M. Narotham
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CONTROL DEVICE

    • Publication number 20090064673
    • Publication date Mar 12, 2009
    • Wolfgang Kauss
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic Control System

    • Publication number 20080053081
    • Publication date Mar 6, 2008
    • Bosch Rexroth Ag
    • Wolfgang Kauss
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic Switching Arrangement, Particularly for the Drive of Conc...

    • Publication number 20080016862
    • Publication date Jan 24, 2008
    • Putzmeister Aktiengesellschaft
    • Paul Von Baumen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SUPPLY SYSTEMS

    • Publication number 20070235078
    • Publication date Oct 11, 2007
    • AGCO GmbH
    • Andreas Brockmann
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic system for utility vehicles, in particular agricultural t...

    • Publication number 20070101710
    • Publication date May 10, 2007
    • AGCO GmbH
    • Andreas Brockmann
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Load-sensing integrated brake and fan hydraulic system

    • Publication number 20060196179
    • Publication date Sep 7, 2006
    • Arun Kesavan
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Hydraulic controller

    • Publication number 20040040294
    • Publication date Mar 4, 2004
    • Toyoaki Sagawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Hydraulic drive system

    • Publication number 20020157389
    • Publication date Oct 31, 2002
    • Yasutaka Tsuruga
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING