with pressure compensating valves

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC MOTOR START ASSIST

    • Publication number 20240317390
    • Publication date Sep 26, 2024
    • GOODRICH CORPORATION
    • Jason Bradley Allen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    TURN-DRIVING APPARATUS FOR WORK MACHINE

    • Publication number 20220098825
    • Publication date Mar 31, 2022
    • KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    • Hideo YOSHIHARA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDROMECHANICAL LINEAR CONVERTER

    • Publication number 20200408227
    • Publication date Dec 31, 2020
    • HAWE Altenstadt Holding GmbH
    • Martin Rauwolf
    • 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

    DEVICE FOR PILOT VALVE

    • Publication number 20190368517
    • Publication date Dec 5, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Przemyslaw Kielczykowski
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    VARIABLE PRESSURE DEVICE AND ACTUATOR

    • Publication number 20190085877
    • Publication date Mar 21, 2019
    • Kabushiki Kaisha Toshiba
    • Tatsuhiko GOTO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC VALVE DEVICE WITH MULTIPLE WORKING SECTIONS WITH PUMP CON...

    • Publication number 20180372126
    • Publication date Dec 27, 2018
    • WALVOIL S.P.A.
    • Ulderico Busani
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    LOAD SENSING CONTROL CIRCUIT

    • Publication number 20160138620
    • Publication date May 19, 2016
    • KYB Corporation
    • Takeshi TERAO
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC POWER SYSTEM

    • Publication number 20150377260
    • Publication date Dec 31, 2015
    • EATON CORPORATION
    • Scott M. Besemer
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC CIRCUIT FOR CONSTRUCTION MACHINES

    • Publication number 20150316078
    • Publication date Nov 5, 2015
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Young-Jin SON
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    System and Method for Calibrating Hydraulic Valves

    • Publication number 20130219877
    • Publication date Aug 29, 2013
    • Caterpillar Inc.
    • Eric C. Hughes
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Fan Drive System

    • Publication number 20100303643
    • Publication date Dec 2, 2010
    • Toyomi Kataoka
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CONTROL DEVICE AND PRESSURE SWITCH

    • Publication number 20100263363
    • Publication date Oct 21, 2010
    • Georg Neumair
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Force feedback poppet valve having an integrated pressure compensator

    • Publication number 20080295508
    • Publication date Dec 4, 2008
    • Caterpillar Inc.
    • Pengfel Ma
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Arrangement for controlling a hydraulically driven motor

    • Publication number 20070034077
    • Publication date Feb 15, 2007
    • Per-Ola Vallebrant
    • B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
  • Information Patent Application

    Fluid powered control system with a load pressure feedback

    • Publication number 20060150623
    • Publication date Jul 13, 2006
    • Robert Edward Holder
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Flow rate control device for power steering

    • Publication number 20060150808
    • Publication date Jul 13, 2006
    • Kayaba Industry Co., Ltd.
    • Hideki Tsuchiya
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Method and system for improving stability of hydraulic systems with...

    • Publication number 20060086244
    • Publication date Apr 27, 2006
    • HydraForce, Inc.
    • Zilek Liberfarb
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Flow control apparatus

    • Publication number 20050194043
    • Publication date Sep 8, 2005
    • TOYODA KOKI KABUSHIKI KAISHA
    • Noriyuki Okamoto
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Pressure compensated pilot operated check valve

    • Publication number 20040144938
    • Publication date Jul 29, 2004
    • Frank Akselberg
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Oleopneumatic acuator cylinder device for the alignment in rectilin...

    • Publication number 20040100065
    • Publication date May 27, 2004
    • Armando Biondi
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Fluid system

    • Publication number 20030198559
    • Publication date Oct 23, 2003
    • Wayne Engineering Corporation
    • Wayne R. Worthington
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...