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the pump port being open in the centre position

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  • F15B2211/3116
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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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F15B2211/3116the pump port being open in the centre position
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic machine
    • Patent number 12,135,046
    • Issue date Nov 5, 2024
    • Volvo Construction Equipment AB
    • Minheuk Kang
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic control device for work machine
    • Patent number 11,885,105
    • Issue date Jan 30, 2024
    • Kobelco Construction Machinery Co., Ltd.
    • Masaki Nagai
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Work vehicle
    • Patent number 11,827,497
    • Issue date Nov 28, 2023
    • Tadano Ltd.
    • Kazushi Sanada
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Control valve of hydraulic system for working machine
    • Patent number 11,767,660
    • Issue date Sep 26, 2023
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system for working machine
    • Patent number 11,680,386
    • Issue date Jun 20, 2023
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic circuit
    • Patent number 11,603,645
    • Issue date Mar 14, 2023
    • Volvo Construction Equipment AB
    • Dongwook Kim
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic control circuit for a construction machine
    • Patent number 11,566,640
    • Issue date Jan 31, 2023
    • Caterpillar SARL
    • Hideki Nakajima
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Apparatus with hydraulic machine controller
    • Patent number 11,555,293
    • Issue date Jan 17, 2023
    • Artemis Intelligent Power Limited
    • Niall James Caldwell
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Open center control valve configured to combine fluid flow received...
    • Patent number 11,460,053
    • Issue date Oct 4, 2022
    • Parker-Hannifin Corporation
    • Brian B. Slattery
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Apparatus with hydraulic machine controller
    • Patent number 11,454,003
    • Issue date Sep 27, 2022
    • Artemis Intelligent Power Limited
    • Niall James Caldwell
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Work machine
    • Patent number 11,454,004
    • Issue date Sep 27, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Kento Kumagai
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • 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

    Valve apparatus and fluid pressure system equipped therewith
    • Patent number 11,428,333
    • Issue date Aug 30, 2022
    • Caterpillar SARL
    • Shuhei Orimoto
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system for working machine and control valve
    • Patent number 11,396,738
    • Issue date Jul 26, 2022
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic excavator drive system
    • Patent number 11,371,206
    • Issue date Jun 28, 2022
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system of working machine
    • Patent number 11,255,353
    • Issue date Feb 22, 2022
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic system for working machine
    • Patent number 11,215,201
    • Issue date Jan 4, 2022
    • Kubota Corporation
    • Yuji Fukuda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Stick control system in construction machine
    • Patent number 11,162,245
    • Issue date Nov 2, 2021
    • Caterpillar SARL
    • Hideki Nakajima
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Shovel and control valve for shovel
    • Patent number 11,078,646
    • Issue date Aug 3, 2021
    • Sumitomo(S.H.I) Construction Machinery Co., Ltd.
    • Tomoki Kurokawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system for working machine and control valve
    • Patent number 10,968,923
    • Issue date Apr 6, 2021
    • Kubota Corporation
    • Yuji Fukuda
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Work machine
    • Patent number 10,968,604
    • Issue date Apr 6, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Shinya Imura
    • 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 drive device for cargo vehicle
    • Patent number 10,844,879
    • Issue date Nov 24, 2020
    • Kabushiki Kaisha Toyota Jidoshokki
    • Yuki Ueda
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Hydraulic power control circuit and construction vehicle comprising...
    • Patent number 10,815,647
    • Issue date Oct 27, 2020
    • CNH Industrial America LLC
    • Francesco Chioccola
    • 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

    Modular directional valve with two or more elements of mixed type
    • Patent number 10,774,851
    • Issue date Sep 15, 2020
    • WALVOIL S.P.A.
    • Ulderico BUSANI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system for working machine
    • Patent number 10,704,232
    • Issue date Jul 7, 2020
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic valve device with multiple working sections with pump con...
    • Patent number 10,655,648
    • Issue date May 19, 2020
    • WALVOIL S.P.A.
    • Ulderico Busani
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic block
    • Patent number 10,626,891
    • Issue date Apr 21, 2020
    • Kubota Corporation
    • Seimei Nishikawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic pump control system of hydraulic working machine
    • Patent number 10,563,377
    • Issue date Feb 18, 2020
    • Caterpillar SARL
    • Kouji Kishida
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    OPEN CENTRE HYDRAULIC DISTRIBUTOR AND POWER TRANSMISSION SYSTEM FOR...
    • Publication number 20240318670
    • Publication date Sep 26, 2024
    • BUCHER HYDRAULICS S.p.A.
    • Massimo Riva
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Work Machine
    • Publication number 20230167622
    • Publication date Jun 1, 2023
    • Hitachi Construction Machinery Co., Ltd.
    • Kento KUMAGAI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    APPARATUS WITH HYDRAULIC MACHINE CONTROLLER
    • Publication number 20220356678
    • Publication date Nov 10, 2022
    • Artemis Intelligent Power Limited
    • Niall James CALDWELL
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONTROL VALVE OF HYDRAULIC SYSTEM FOR WORKING MACHINE
    • Publication number 20220298754
    • Publication date Sep 22, 2022
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Flow Control Valve
    • Publication number 20220170241
    • Publication date Jun 2, 2022
    • Shohei KAWASUMI
    • 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

    HYDRAULIC CIRCUIT
    • Publication number 20200362537
    • Publication date Nov 19, 2020
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Dongwook Kim
    • 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

    MODULAR DIRECTIONAL VALVE WITH TWO OR MORE ELEMENTS OF MIXED TYPE
    • Publication number 20180372127
    • Publication date Dec 27, 2018
    • WALVOIL S.P.A.
    • Ulderico BUSANI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    FLUID PRESSURE CONTROL DEVICE
    • Publication number 20180094405
    • Publication date Apr 5, 2018
    • KYB Corporation
    • Hiroki ISOGAI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CONTROL APPARATUS AND METHOD
    • Publication number 20180045307
    • Publication date Feb 15, 2018
    • Sumitomo Heavy Industries, Ltd.
    • Eisuke MATSUZAKI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CIRCUIT FOR CONSTRUCTION MACHINE
    • Publication number 20180002897
    • Publication date Jan 4, 2018
    • SUMITOMO(S.H.I.) CONSTRUCTION MACHINERY CO., LTD.
    • Hirofumi HASHIMOTO
    • 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

    Work Machine
    • Publication number 20150252819
    • Publication date Sep 10, 2015
    • Shinya Imura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    SYSTEM FOR REDUCING FUEL CONSUMPTION IN EXCAVATOR
    • Publication number 20140366517
    • Publication date Dec 18, 2014
    • Won Sun Sohn
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    SLEWING TYPE WORKING MACHINE
    • Publication number 20140331664
    • Publication date Nov 13, 2014
    • KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    • Yusuke Kamimura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    PRIORITY CONTROL SYSTEM FOR CONSTRUCTION MACHINE
    • Publication number 20140245730
    • Publication date Sep 4, 2014
    • Hea-Gyoon Joung
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Hydraulic Drive System for Work Vehicle
    • Publication number 20140245728
    • Publication date Sep 4, 2014
    • Yoshinobu Kobayashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONTROL SYSTEM FOR OPERATING WORK DEVICE FOR CONSTRUCTION MACHINE
    • Publication number 20140238010
    • Publication date Aug 28, 2014
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Hea-Gyoon Joung
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CONTROL APPARATUS AND METHOD
    • Publication number 20140196448
    • Publication date Jul 17, 2014
    • Sumitomo Heavy Industries, Ltd.
    • Eisuke MATSUZAKI
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    SHOVEL AND METHOD OF CONTROLLING SHOVEL
    • Publication number 20140182279
    • Publication date Jul 3, 2014
    • Sumitomo Heavy Industries, Ltd.
    • Chunnan WU
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC CONTROL SYSTEM FOR CONSTRUCTION MACHINERY
    • Publication number 20140158235
    • Publication date Jun 12, 2014
    • VOLVO CONSTRUCTION EQUIPMENT AB
    • Ok-Jin Suk
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC DRIVE APPARATUS FOR WORK MACHINE
    • Publication number 20140130486
    • Publication date May 15, 2014
    • Kobelco Cranes Co., Ltd.
    • Naoki Sugano
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SHOVEL AND METHOD FOR CONTROLLING SHOVEL
    • Publication number 20140102289
    • Publication date Apr 17, 2014
    • Sumitomo Heavy Industries, Ltd.
    • Chunnan WU
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    MULTIPLE FUNCTION HYDRAULIC SYSTEM WITH A VARIABLE DISPLACEMENT PUM...
    • Publication number 20140060032
    • Publication date Mar 6, 2014
    • HUSCO International, Inc.
    • Joseph L. Pfaff
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    SLEWING TYPE WORKING MACHINE
    • Publication number 20140044514
    • Publication date Feb 13, 2014
    • KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    • Yusuke Kamimura
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    FIXED VARIABLE HYBRID SYSTEM
    • Publication number 20140020373
    • Publication date Jan 23, 2014
    • Jarmo Harsia
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SLEWING TYPE WORKING MACHINE
    • Publication number 20140013753
    • Publication date Jan 16, 2014
    • KOBELCO CONSTRUCTION MACHINERY CO., LTD.
    • Koji Ueda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    METHOD FOR IMPROVING EXCAVATING OPERATION CHARACTERISTIC AND GRADIN...
    • Publication number 20140007942
    • Publication date Jan 9, 2014
    • YONG WANG
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    APPARATUS FOR IMPROVING EXCAVATING OPERATION CHARACTERISTIC AND GRA...
    • Publication number 20140007962
    • Publication date Jan 9, 2014
    • YONG WANG
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING