Particularities in the contacting area between cylinder barrel and valve plate

Patents Grantslast 30 patents

  • Information Patent Grant

    Valve plate, cylinder block, and hydraulic motor

    • Patent number 11,994,098
    • Issue date May 28, 2024
    • Komatsu Ltd.
    • Mitsutaka Ikeda
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic pump/motor

    • Patent number 11,994,097
    • Issue date May 28, 2024
    • Komatsu Ltd.
    • Shunsuke Koide
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydrostatic axial piston machine

    • Patent number 11,619,203
    • Issue date Apr 4, 2023
    • Robert Bosch GmbH
    • Walther Wustmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic machine

    • Patent number 11,035,351
    • Issue date Jun 15, 2021
    • Danfoss A/S
    • Stig Kildegaard Andersen
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydrostatic piston engine

    • Patent number 11,008,862
    • Issue date May 18, 2021
    • Robert Bosch GmbH
    • David Breuer
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic motor

    • Patent number 11,009,015
    • Issue date May 18, 2021
    • Hydro-Gear Limited Partnership
    • Nathan W. Bonny
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic pump/motor

    • Patent number 10,018,174
    • Issue date Jul 10, 2018
    • Komatsu Ltd.
    • Takeo Iida
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Fluid pressure rotary machine

    • Patent number 9,644,480
    • Issue date May 9, 2017
    • KYB Corporation
    • Tetsuya Iwanaji
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic motor with shift transmission

    • Patent number 6,568,311
    • Issue date May 27, 2003
    • Sauer-Danfoss, Inc.
    • Axel Widemann
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic axial piston motor

    • Patent number 5,752,428
    • Issue date May 19, 1998
    • Danfoss A/S
    • Hardy Peter Jepsen
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic axial piston motor with piston-cylinder arrangement locat...

    • Patent number 5,730,043
    • Issue date Mar 24, 1998
    • Danfoss A/S
    • Egon Kristensen
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    3823650

    • Patent number 3,823,650
    • Issue date Jul 16, 1974
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    3369458

    • Patent number 3,369,458
    • Issue date Feb 20, 1968
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC PUMP/MOTOR

    • Publication number 20230021713
    • Publication date Jan 26, 2023
    • Komatsu Ltd.
    • Shunsuke Koide
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    HYDRAULIC PUMP/MOTOR

    • Publication number 20160327015
    • Publication date Nov 10, 2016
    • Komatsu Ltd.
    • Takeo Iida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID PRESSURE ROTARY MACHINE

    • Publication number 20140360351
    • Publication date Dec 11, 2014
    • Kayaba Industry Co., Ltd.
    • Tetsuya Iwanaji
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydraulic motor with shift transmission

    • Publication number 20020062732
    • Publication date May 30, 2002
    • Axel Widemann
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...