Valves for interconnecting the fluid chambers of an actuator

Patents Grantslast 30 patents

  • Information Patent Grant

    Multi-control valve

    • Patent number 11,987,958
    • Issue date May 21, 2024
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Akihiro Kondo
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Automatic oil return structure for piston pump

    • Patent number 11,953,029
    • Issue date Apr 9, 2024
    • KUDOS MECHANICAL CO., LTD.
    • James Chuan
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Aircraft store ejector system

    • Patent number 11,858,634
    • Issue date Jan 2, 2024
    • Marvin Engineering Co., Inc.
    • Lee Allen Tobias
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Automatic oil return structure for piston pump

    • Patent number 11,759,937
    • Issue date Sep 19, 2023
    • KUDOS MECHANICAL CO., LTD.
    • James Chuan
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Recirculating hydraulic fluid control valve

    • Patent number 11,753,969
    • Issue date Sep 12, 2023
    • Schaeffler Technologies AG & Co. KG
    • Gustavo de Oliveira Figueiredo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Steering device, steering device for ship and switching valve

    • Patent number 11,667,366
    • Issue date Jun 6, 2023
    • Hitachi Astemo, Ltd.
    • Xing Sun
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Telescopic apparatus for human-powered vehicle

    • Patent number 11,548,580
    • Issue date Jan 10, 2023
    • Shimano Inc.
    • Yuki Sakagawa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic power generating system

    • Patent number 11,519,379
    • Issue date Dec 6, 2022
    • TRB Green Technology Co., Ltd.
    • Chih-Shiang Han
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic pressure amplifier arrangement

    • Patent number 11,512,718
    • Issue date Nov 29, 2022
    • miniBooster Hydraulics A/S
    • Christen Espersen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Solenoid valve system

    • Patent number 11,441,580
    • Issue date Sep 13, 2022
    • SMC Corporation
    • Toshinori Kurata
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Aircraft store ejector system

    • Patent number 11,427,320
    • Issue date Aug 30, 2022
    • Marvin Engineering Co., Inc.
    • Lee Allen Tobias
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic valve with switching regeneration circuit

    • Patent number 11,378,989
    • Issue date Jul 5, 2022
    • Parker-Hannifin Corporation
    • Dennis L. Reynolds
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic control valve unit

    • Patent number 11,371,620
    • Issue date Jun 28, 2022
    • Deere & Company
    • Michael Meid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic system for working machine

    • Patent number 11,306,746
    • Issue date Apr 19, 2022
    • Kubota Corporation
    • Yuji Fukuda
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Cylinder bypass

    • Patent number 11,242,870
    • Issue date Feb 8, 2022
    • NORWOOD SALES, Inc.
    • Matt Meyer
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Boom potential energy recovery of hydraulic excavator

    • Patent number 11,225,776
    • Issue date Jan 18, 2022
    • Parker-Hannifin Corporation
    • Nicholas N. White
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Controlled float on an agricultural harvester for header leveling

    • Patent number 11,191,212
    • Issue date Dec 7, 2021
    • Deere & Company
    • Alex Brimeyer
    • 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

    Aircraft store ejector system

    • Patent number 11,059,585
    • Issue date Jul 13, 2021
    • Marvin Engineering Co., Inc.
    • Lee Allen Tobias
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Regeneration valve for a hydraulic circuit

    • Patent number 11,053,958
    • Issue date Jul 6, 2021
    • Caterpillar Inc.
    • John Ferraz
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Accelerator-equipped pneumatic cylinder

    • Patent number 11,035,388
    • Issue date Jun 15, 2021
    • Chen Sound Industrial Co., Ltd.
    • Ying Sun
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Construction machine

    • Patent number 10,995,474
    • Issue date May 4, 2021
    • Hitachi Construction Machinery Tierra Co., Ltd
    • Kiwamu Takahashi
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Automatically actuated shunt valve system

    • Patent number 10,982,693
    • Issue date Apr 20, 2021
    • Deere & Company
    • Damien Faivre
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydraulic control valve unit

    • Patent number 10,955,057
    • Issue date Mar 23, 2021
    • Deere & Company
    • Michael Meid
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Boom potential energy recovery of hydraulic excavator

    • Patent number 10,941,542
    • Issue date Mar 9, 2021
    • Parker-Hannifin Corporation
    • Nicholas N. White
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Integrated valve for a legged robot

    • Patent number 10,927,966
    • Issue date Feb 23, 2021
    • Boston Dynamics, Inc.
    • John Aaron Saunders
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic drive with fast stroke and load stroke

    • Patent number 10,859,100
    • Issue date Dec 8, 2020
    • Voith Patent GmbH
    • Hubert Schaber
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Device for the direct recovery of hydraulic energy by means of a si...

    • Patent number 10,830,258
    • Issue date Nov 10, 2020
    • Liebherr•Mining Equipment Colmar SAS
    • Philipp Hahn
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Harvester head reel rephasing

    • Patent number 10,820,513
    • Issue date Nov 3, 2020
    • Deere & Company
    • Timothy S. Hunt
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Boom potential energy recovery of hydraulic excavator

    • Patent number 10,815,646
    • Issue date Oct 27, 2020
    • Parker-Hannifin Corporation
    • Nicholas N. White
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    AIRCRAFT STORE EJECTOR SYSTEM

    • Publication number 20240083580
    • Publication date Mar 14, 2024
    • Marvin Engineering Company, Inc.
    • Lee Allen Tobias
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    AUTOMATIC OIL RETURN STRUCTURE FOR PISTON PUMP

    • Publication number 20240068491
    • Publication date Feb 29, 2024
    • KUDOS MECHANICAL CO., LTD.
    • JAMES CHUAN
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PRESSURIZED FLUID SUPPLY SYSTEM

    • Publication number 20230272808
    • Publication date Aug 31, 2023
    • FANUC CORPORATION
    • Makito NAKAMURA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    AIRCRAFT STORE EJECTOR SYSTEM

    • Publication number 20230094670
    • Publication date Mar 30, 2023
    • Marvin Engineering Company, Inc.
    • Lee Allen Tobias
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    SYSTEM AND METHOD FOR ADJUSTING ACTUATOR PRESSURE ON AN AGRICULTURA...

    • Publication number 20220361394
    • Publication date Nov 17, 2022
    • CNH Industrial America LLC
    • Chad M. Johnson
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    VALVE BLOCK, SECURING ELEMENT, VALVE UNIT, METHOD FOR PRODUCING A V...

    • Publication number 20220260095
    • Publication date Aug 18, 2022
    • ARGO-HYTOS GROUP AG
    • Klaus Mössinger
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    STEERING DEVICE, STEERING DEVICE FOR SHIP AND SWITCHING VALVE

    • Publication number 20220234709
    • Publication date Jul 28, 2022
    • HITACHI ASTEMO, LTD.
    • Xing SUN
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    AIRCRAFT STORE EJECTOR SYSTEM

    • Publication number 20220097851
    • Publication date Mar 31, 2022
    • Marvin Engineering Company, Inc.
    • Lee Allen Tobias
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    CONTROLLED FLOAT ON AN AGRICULTURAL HARVESTER FOR HEADER LEVELING

    • Publication number 20220071089
    • Publication date Mar 10, 2022
    • Deere & Company
    • Alex BRIMEYER
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    CYLINDER BYPASS

    • Publication number 20210372438
    • Publication date Dec 2, 2021
    • Norwood Sales, Inc.
    • Matt Meyer
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Open Center Control Valve Configured to Combine Fluid Flow Received...

    • Publication number 20210285553
    • Publication date Sep 16, 2021
    • Parker-Hannifin Corporation
    • Brian B. Slattery
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC PRESSURE AMPLIFIER ARRANGEMENT

    • Publication number 20210239138
    • Publication date Aug 5, 2021
    • miniBOOSTER Hydraulics A/S
    • Christen Espersen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    RECIRCULATING HYDRAULIC FLUID CONTROL VALVE

    • Publication number 20210215070
    • Publication date Jul 15, 2021
    • SCHAEFFLER TECHNOLOGIES AG & CO. KG
    • Gustavo de Oliveira Figueiredo
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BOOM POTENTIAL ENERGY RECOVERY OF HYDRAULIC EXCAVATOR

    • Publication number 20210148087
    • Publication date May 20, 2021
    • Parker-Hannifin Corporation
    • Nicholas N. WHITE
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Construction Machine

    • Publication number 20210071391
    • Publication date Mar 11, 2021
    • HITACHI CONSTRUCTION MACHINERY TIERRA CO., LTD.
    • Kiwamu TAKAHASHI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    BOOM POTENTIAL ENERGY RECOVERY OF HYDRAULIC EXCAVATOR

    • Publication number 20210002864
    • Publication date Jan 7, 2021
    • Parker-Hannifin Corporation
    • Nicholas N. WHITE
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC SYSTEM FOR WORKING MACHINE

    • Publication number 20200362884
    • Publication date Nov 19, 2020
    • KUBOTA CORPORATION
    • Yuji FUKUDA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    AIRCRAFT STORE EJECTOR SYSTEM

    • Publication number 20200290738
    • Publication date Sep 17, 2020
    • Marvin Engineering Company, Inc.
    • Lee Allen Tobias
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    OVERTURN PREVENTING DEVICE

    • Publication number 20200229601
    • Publication date Jul 23, 2020
    • KYB CORPORATION
    • Yukiko ISHIHARA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SOLENOID VALVE SYSTEM

    • Publication number 20200224680
    • Publication date Jul 16, 2020
    • SMC Corporation
    • Toshinori KURATA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    STICK CONTROL SYSTEM IN CONSTRUCTION MACHINE

    • Publication number 20200190770
    • Publication date Jun 18, 2020
    • CATERPILLAR S.A.R.L.
    • HIDEKI NAKAJIMA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    A CONTROL VALVE FOR HYDRAULIC LIFTERS

    • Publication number 20200141429
    • Publication date May 7, 2020
    • SAMET NAK
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Actuator Limit Controller

    • Publication number 20190376533
    • Publication date Dec 12, 2019
    • BOSTON DYNAMICS, INC.
    • Alex Perkins
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    BOOM POTENTIAL ENERGY RECOVERY OF HYDRAULIC EXCAVATOR

    • Publication number 20190292752
    • Publication date Sep 26, 2019
    • Parker-Hannifin Corporation
    • Nicholas N. WHITE
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    HYDRAULIC DRIVE WITH FAST STROKE AND LOAD STROKE

    • Publication number 20190285094
    • Publication date Sep 19, 2019
    • VOITH PATENT GmbH
    • Hubert Schaber
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HYDRAULIC VALVE WITH SWITCHING REGENERATION CIRCUIT

    • Publication number 20190271993
    • Publication date Sep 5, 2019
    • Parker-Hannifin Corporation
    • Dennis L. Reynolds
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    Integrated Valve for a Legged Robot

    • Publication number 20190242482
    • Publication date Aug 8, 2019
    • BOSTON DYNAMICS, INC.
    • John Aaron Saunders
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Application

    SERVO CONTROL, ROTOR AND AIRCRAFT

    • Publication number 20190178266
    • Publication date Jun 13, 2019
    • AIRBUS HELICOPTERS
    • Clement COIEC
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Method for Operating a Valve Device, Valve Device and Data Storage...

    • Publication number 20190136880
    • Publication date May 9, 2019
    • FESTO AG & CO. KG
    • Rudiger Neumann
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    RAILWAY VEHICLE VIBRATION DAMPING DEVICE

    • Publication number 20190077425
    • Publication date Mar 14, 2019
    • KYB Corporation
    • Takayuki OGAWA
    • B61 - RAILWAYS