TREA

Cylindrical valve means

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  • CPC
  • F04B1/205
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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

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F04B1/205Cylindrical valve means
Industries

Patents Grantslast 30 patents

  • 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

    Hydrostatic axial piston machine
    • Patent number 10,233,899
    • Issue date Mar 19, 2019
    • Robert Bosch GmbH
    • Markus Sauter
    • 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

    Axial piston machine
    • Patent number 9,341,170
    • Issue date May 17, 2016
    • Robert Bosch GmbH
    • Clemens Krebs
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Highly airtight gas pump
    • Patent number 9,194,389
    • Issue date Nov 24, 2015
    • Tricore Corporation
    • Cheng-Fang Yu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial piston rotary power device
    • Patent number 6,601,548
    • Issue date Aug 5, 2003
    • Osama M. Al-Hawaj
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial piston rotary power device
    • Patent number 6,601,547
    • Issue date Aug 5, 2003
    • Osama M. Al-Hawaj
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Swash plate pump with low stress housing
    • Patent number 6,579,072
    • Issue date Jun 17, 2003
    • Teleflex Canada Limited Partnership
    • Dana Trousil
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Helm pump
    • Patent number 5,466,130
    • Issue date Nov 14, 1995
    • Jacob Kobelt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Swashplate assembly for a swashplate type hydraulic pressure device
    • Patent number 5,085,053
    • Issue date Feb 4, 1992
    • Honda Giken Kogyo Kabushiki Kaisha
    • Tsutomu Hayashi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Hydraulic pump having floating spigot valve
    • Patent number 5,081,908
    • Issue date Jan 21, 1992
    • Teleflex Incorporated
    • James B. McBeth
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial piston hydraulic pumps or motors with improved valving
    • Patent number 4,215,624
    • Issue date Aug 5, 1980
    • American Hydraulic Propulsion Systems, Inc.
    • Jaromir Tobias
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable delivery hydraulic equipment
    • Patent number 4,160,403
    • Issue date Jul 10, 1979
    • Kinzo Takagi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Axial piston pump
    • Patent number 4,092,905
    • Issue date Jun 6, 1978
    • Teleflex Incorporated
    • Robert A. R. Wood
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable delivery hydraulic equipment
    • Patent number 4,086,845
    • Issue date May 2, 1978
    • Kinzo Takagi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3731593
    • Patent number 3,731,593
    • Issue date May 8, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3385226
    • Patent number 3,385,226
    • Issue date May 28, 1968
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3171361
    • Patent number 3,171,361
    • Issue date Mar 2, 1965
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    2876704
    • Patent number 2,876,704
    • Issue date Mar 10, 1959
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2860581
    • Patent number 2,860,581
    • Issue date Nov 18, 1958
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2859702
    • Patent number 2,859,702
    • Issue date Nov 11, 1958
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2691350
    • Patent number 2,691,350
    • Issue date Oct 12, 1954
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2625887
    • Patent number 2,625,887
    • Issue date Jan 20, 1953
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2561519
    • Patent number 2,561,519
    • Issue date Jul 24, 1951
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2465510
    • Patent number 2,465,510
    • Issue date Mar 29, 1949
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2456109
    • Patent number 2,456,109
    • Issue date Dec 14, 1948
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2453266
    • Patent number 2,453,266
    • Issue date Nov 9, 1948
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2439668
    • Patent number 2,439,668
    • Issue date Apr 13, 1948
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2437887
    • Patent number 2,437,887
    • Issue date Mar 16, 1948
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    2430753
    • Patent number 2,430,753
    • Issue date Nov 11, 1947
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTARY TYPE VALVE PLATE COMPRESSOR
    • Publication number 20200011307
    • Publication date Jan 9, 2020
    • Hyundai Motor Company
    • Seong-Bin JEONG
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Hydrostatic Axial Piston Machine
    • Publication number 20170292495
    • Publication date Oct 12, 2017
    • ROBERT BOSCH GmbH
    • Markus Sauter
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    HIGHLY AIRTIGHT GAS PUMP
    • Publication number 20140099222
    • Publication date Apr 10, 2014
    • TRICORE CORPORATION
    • CHENG-FANG YU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL PISTON MACHINE
    • Publication number 20130298754
    • Publication date Nov 14, 2013
    • ROBERT BOSCH GmbH
    • Clemens Krebs
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    AXIAL PISTON MACHINE AND CONTROL PLATE FOR AN AXIAL PISTON MACHINE
    • Publication number 20090199705
    • Publication date Aug 13, 2009
    • ROBERT BOSCH GmbH
    • Martin Zug
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Rotary type fluid machine
    • Publication number 20050220643
    • Publication date Oct 6, 2005
    • Kensuke Honma
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Swash plate type hydraulic pump or motor
    • Publication number 20050095144
    • Publication date May 5, 2005
    • Takeo Shimizu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Axial piston rotary power device
    • Publication number 20030070633
    • Publication date Apr 17, 2003
    • Osama M. Al Hawaj
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Axial piston rotary power device
    • Publication number 20030070634
    • Publication date Apr 17, 2003
    • Osama M. Al Hawaj
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Swash plate pump with low stress housing
    • Publication number 20030021702
    • Publication date Jan 30, 2003
    • Dana Trousil
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...