with automatic reciprocation

Patents Grantslast 30 patents

  • Information Patent Grant

    Adhesive and sealant mixers with automatic stroke length adjustment

    • Patent number 10,894,238
    • Issue date Jan 19, 2021
    • PRC-DeSoto International, Inc.
    • Goldi Singh
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Forklift, hydraulic cylinder assembly and hydraulic device thereof

    • Patent number 10,253,790
    • Issue date Apr 9, 2019
    • BYD Company Limited
    • Lei Zhou
    • B66 - HOISTING LIFTING HAULING
  • Information Patent Grant

    Electropneumatic windshield wiper drive for a rail vehicle, drive f...

    • Patent number 10,071,709
    • Issue date Sep 11, 2018
    • Knorr-Bremse Systeme für Schienenfahrzeuge GmbH
    • Gerhardus De Vries
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Reciprocating pumps for downhole deliquification systems and piston...

    • Patent number 10,024,309
    • Issue date Jul 17, 2018
    • BP Corporation North America, Inc.
    • William Michel
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Air control device and air control method

    • Patent number 9,555,482
    • Issue date Jan 31, 2017
    • Fuji Jukogyo Kabushiki Kaisha
    • Manabu Saito
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Auto cycle pump and method of operation

    • Patent number 9,193,046
    • Issue date Nov 24, 2015
    • SPX FLOW, INC.
    • Michael T. Landrum
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Rodless power cylinder

    • Patent number 9,027,461
    • Issue date May 12, 2015
    • Chanto Air Hydraulics Co., Ltd.
    • Tsai-Chao Wu
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Machine implemented utility valve exercising apparatus

    • Patent number 8,864,101
    • Issue date Oct 21, 2014
    • Lynn A. Buckner
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Arrangement in connection with an oscillator cylinder

    • Patent number 7,681,486
    • Issue date Mar 23, 2010
    • Polarteknik PMC Oy Ab
    • Vesa Ropponen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    High pressure device and method for clean room applications

    • Patent number 7,275,373
    • Issue date Oct 2, 2007
    • Uhde High Pressure Technologies GmbH
    • Christoph Luetge
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic pressure compensating method and device for pressure-equa...

    • Patent number 6,626,023
    • Issue date Sep 30, 2003
    • Komatsu Artec Ltd.
    • Shigeki Kodani
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic control system for downhole tools

    • Patent number 6,536,530
    • Issue date Mar 25, 2003
    • Halliburton Energy Services, Inc.
    • Roger L. Schultz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Method and valve apparatus for controlling a reciprocatable fluid a...

    • Patent number 6,129,001
    • Issue date Oct 10, 2000
    • Pos-Line AB
    • Bert Harju
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Air-hydraulic pump with auxiliary pumping means

    • Patent number 5,013,198
    • Issue date May 7, 1991
    • Richard A. Schultz
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3793834

    • Patent number 3,793,834
    • Issue date Feb 26, 1974
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    3777491

    • Patent number 3,777,491
    • Issue date Dec 11, 1973
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    3721091

    • Patent number 3,721,091
    • Issue date Mar 20, 1973
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    3661179

    • Patent number 3,661,179
    • Issue date May 9, 1972
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3608431

    • Patent number 3,608,431
    • Issue date Sep 28, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3592217

    • Patent number 3,592,217
    • Issue date Jul 13, 1971
    • B30 - PRESSES
  • Information Patent Grant

    3482589

    • Patent number 3,482,589
    • Issue date Dec 9, 1969
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3425218

    • Patent number 3,425,218
    • Issue date Feb 4, 1969
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3285140

    • Patent number 3,285,140
    • Issue date Nov 15, 1966
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3272083

    • Patent number 3,272,083
    • Issue date Sep 13, 1966
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3225541

    • Patent number 3,225,541
    • Issue date Dec 28, 1965
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3100450

    • Patent number 3,100,450
    • Issue date Aug 13, 1963
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    3082743

    • Patent number 3,082,743
    • Issue date Mar 26, 1963
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    2992614

    • Patent number 2,992,614
    • Issue date Jul 18, 1961
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2977933

    • Patent number 2,977,933
    • Issue date Apr 4, 1961
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    2976845

    • Patent number 2,976,845
    • Issue date Mar 28, 1961
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents