TREA

by turning the valve plate

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  • CPC
  • F04B1/303
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B1/00Multi-cylinder machines or pumps characterised by number or arrangements of cylinders

Current Industry

F04B1/303by turning the valve plate
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Axial piston-type hydraulic rotary machine
    • Patent number 11,396,872
    • Issue date Jul 26, 2022
    • Hitachi Construction Machinery Co., Ltd.
    • Tsuyoshi Yamada
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Axial piston machine with pressure relief in the through drive space
    • Patent number 11,162,481
    • Issue date Nov 2, 2021
    • Robert Bosch GmbH
    • David Breuer
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Rotary type valve plate compressor
    • Patent number 11,078,892
    • Issue date Aug 3, 2021
    • Hyundai Motor Company
    • Seong-Bin Jeong
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pump-motor
    • Patent number 10,598,146
    • Issue date Mar 24, 2020
    • Komatsu Ltd.
    • Takeo Iida
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydrostatic axial piston machine
    • Patent number 10,458,387
    • Issue date Oct 29, 2019
    • Robert Bosch GmbH
    • Josef Kopecki
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Hydraulic pump port plate with variable area metering notch
    • Patent number 10,227,964
    • Issue date Mar 12, 2019
    • Caterpillar Inc.
    • Kevin J. Graf
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic rotating equipment, and working machine provided with thi...
    • Patent number 9,915,249
    • Issue date Mar 13, 2018
    • Hitachi Construction Machinery Co., Ltd.
    • Kenta Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pump and piston for such a hydraulic pump
    • Patent number 9,849,482
    • Issue date Dec 26, 2017
    • HYDAC DRIVE CENTER GMBH
    • Bernd Wykydal
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Valve plate arrangement for an axial piston pump
    • Patent number 9,803,634
    • Issue date Oct 31, 2017
    • Caterpillar Inc.
    • Michael P. May
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method for coating a pump component
    • Patent number 9,782,795
    • Issue date Oct 10, 2017
    • HYDAC DRIVE CENTER GMBH
    • Bernd Wykydal
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Axial piston pump having a swash-plate type construction
    • Patent number 9,664,184
    • Issue date May 30, 2017
    • HYDAC DRIVE CENTER GMBH
    • Ralf Bosch
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Apparatus for executing activities assisted by hydromotors and a hy...
    • Patent number 7,028,470
    • Issue date Apr 18, 2006
    • Innas Free Piston B.V.
    • Peter Augustinius Johannes Achten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Ram moving method for hydraulic machine, ram movement controller, m...
    • Patent number 6,945,040
    • Issue date Sep 20, 2005
    • Amada Co., Ltd.
    • Kazuhiro Kanno
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic installations
    • Patent number 6,575,076
    • Issue date Jun 10, 2003
    • Innas Free Piston B.V.
    • Peter A. J. Achten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pressure transformer
    • Patent number 6,460,333
    • Issue date Oct 8, 2002
    • Caterpillar Inc.
    • John C. Endsley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure transformer
    • Patent number 6,116,138
    • Issue date Sep 12, 2000
    • Innas Free Piston B.V.
    • Peter A. J. Achten
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hydraulic pressure transformer
    • Patent number 6,092,455
    • Issue date Jul 25, 2000
    • Caterpillar Inc.
    • John C. Endsley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Porting for hydraulic pressure transformer
    • Patent number 6,038,958
    • Issue date Mar 21, 2000
    • Noax B.V.
    • Francis J. Raab
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Controlled porting for a pressure transformer
    • Patent number 5,878,649
    • Issue date Mar 9, 1999
    • Caterpillar Inc.
    • Francis J. Raab
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Displacement control for a variable displacement axial piston pump
    • Patent number 5,564,905
    • Issue date Oct 15, 1996
    • Caterpillar Inc.
    • Noah D. Manring
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Direct drive variable displacement hydraulic apparatus
    • Patent number 5,035,170
    • Issue date Jul 30, 1991
    • Sundstrand Corporation
    • Mark S. Stroze
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Control device for fluid energy translators
    • Patent number 4,458,581
    • Issue date Jul 10, 1984
    • Paley; Edward D.
    • Edward D. Paley
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Constant output fluid pump
    • Patent number 4,334,832
    • Issue date Jun 15, 1982
    • The Bendix Corporation
    • Arthur K. Brown
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3556683
    • Patent number 3,556,683
    • Issue date Jan 19, 1971
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3227095
    • Patent number 3,227,095
    • Issue date Jan 4, 1966
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3190232
    • Patent number 3,190,232
    • Issue date Jun 22, 1965
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3175508
    • Patent number 3,175,508
    • Issue date Mar 30, 1965
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3120814
    • Patent number 3,120,814
    • Issue date Feb 11, 1964
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3056358
    • Patent number 3,056,358
    • Issue date Oct 2, 1962
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2642809
    • Patent number 2,642,809
    • Issue date Jun 23, 1953
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    VALVE PLATE FOR FLUID PUMP
    • Publication number 20220228580
    • Publication date Jul 21, 2022
    • Danfoss Power Solutions II Technology A/S
    • Kashyap Suraj Raktim
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Axial Piston-Type Hydraulic Rotary Machine
    • Publication number 20210277891
    • Publication date Sep 9, 2021
    • Hitachi Construction Machinery Co., Ltd.
    • Tsuyoshi YAMADA
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Axial Piston Machine with Pressure Relief in the Through Drive Space
    • Publication number 20190323489
    • Publication date Oct 24, 2019
    • ROBERT BOSCH GmbH
    • David Breuer
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Application

    HYDRAULIC PUMP WITH DOUBLE DIRECTION OF ROTATION
    • Publication number 20160025081
    • Publication date Jan 28, 2016
    • HYDRO LEDUC
    • François Porel
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydro transformer
    • Publication number 20050166751
    • Publication date Aug 4, 2005
    • Bosch Rexroth Ag
    • Alexander Mark
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Ram moving method for hydraulic machine, ram movement controller, m...
    • Publication number 20030147757
    • Publication date Aug 7, 2003
    • Kazuhiro Kanno
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Hydraulic pressure transformer
    • Publication number 20020078686
    • Publication date Jun 27, 2002
    • John C. Endsley
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...