TREA

using spool valves

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  • CPC
  • F15C3/02
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F15Hydraulics devices F15CFLUID-CIRCUIT ELEMENTS PREDOMINANTLY USED FOR COMPUTING OR CONTROL PURPOSES F15C3/00Circuit elements having moving parts

Current Industry

F15C3/02using spool valves
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Shuttle valve assembly and improved shifting thereof
    • Patent number 6,371,149
    • Issue date Apr 16, 2002
    • Eaton Corporation
    • Michael J. Gust
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Shuttle valve for a multipath hydraulic circuit with bypass pressur...
    • Patent number 6,196,252
    • Issue date Mar 6, 2001
    • DaimlerChrysler Corporation
    • Berthold Martin
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Servo multiplexing system
    • Patent number 5,546,988
    • Issue date Aug 20, 1996
    • AlliedSignal Inc.
    • Russell C. Perkey
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Volume flow control for hydraulic systems of vehicles, especially f...
    • Patent number 5,398,594
    • Issue date Mar 21, 1995
    • Hydraulik-Ring Antriebs- und Steuerungstechnik GmbH
    • Dieter Tischer
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fuel injector having a composite silicon valve
    • Patent number 5,286,002
    • Issue date Feb 15, 1994
    • Siemens Automotive L.P.
    • John Bergstrom
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Digital fluid flow control system
    • Patent number 4,356,840
    • Issue date Nov 2, 1982
    • Powell Industries, Inc.
    • Harry Friedland
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Apparatus for switching fluid flow
    • Patent number 4,262,879
    • Issue date Apr 21, 1981
    • Bodenseewerk Perkin-Elmer & Co.
    • Winfried Gonner
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Digital fluid flow control system
    • Patent number 4,244,396
    • Issue date Jan 13, 1981
    • Powell Industries, Inc.
    • Harry Friedland
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Air logic control circuit
    • Patent number 4,098,288
    • Issue date Jul 4, 1978
    • Weber-Knapp Company
    • Warren Arthur Waxham
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Pressure fluid impulse converter
    • Patent number 4,085,768
    • Issue date Apr 25, 1978
    • Atlas Copco Aktiebolag
    • Ulf Einar Sigvard Norr
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spool valve distributor
    • Patent number 4,074,689
    • Issue date Feb 21, 1978
    • Societe Anonyme des Establissements Jouvenel & Cordier
    • Daniel Lenay
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluid power control apparatus
    • Patent number 4,011,887
    • Issue date Mar 15, 1977
    • R. E. Raymond Co. Inc.
    • Robert E. Raymond
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Manifold and valve system
    • Patent number 3,993,091
    • Issue date Nov 23, 1976
    • General Gas Light Company
    • Stanley M. Loveless
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Fluid-operated apparatus exhibiting hysteresis effect
    • Patent number 3,968,729
    • Issue date Jul 13, 1976
    • United Technologies Corporation
    • Kenneth P. Hansen
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3811458
    • Patent number 3,811,458
    • Issue date May 21, 1974
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3661166
    • Patent number 3,661,166
    • Issue date May 9, 1972
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3651833
    • Patent number 3,651,833
    • Issue date Mar 28, 1972
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3631892
    • Patent number 3,631,892
    • Issue date Jan 4, 1972
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3624752
    • Patent number 3,624,752
    • Issue date Nov 30, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3618636
    • Patent number 3,618,636
    • Issue date Nov 9, 1971
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3604460
    • Patent number 3,604,460
    • Issue date Sep 14, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3594745
    • Patent number 3,594,745
    • Issue date Jul 20, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3570533
    • Patent number 3,570,533
    • Issue date Mar 16, 1971
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3563271
    • Patent number 3,563,271
    • Issue date Feb 16, 1971
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3547156
    • Patent number 3,547,156
    • Issue date Dec 15, 1970
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3542073
    • Patent number 3,542,073
    • Issue date Nov 24, 1970
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3527248
    • Patent number 3,527,248
    • Issue date Sep 8, 1970
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    3460572
    • Patent number 3,460,572
    • Issue date Aug 12, 1969
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3269650
    • Patent number 3,269,650
    • Issue date Aug 30, 1966
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3266521
    • Patent number 3,266,521
    • Issue date Aug 16, 1966
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    LOAD-DEPENDENT HYDRAULIC FLUID FLOW CONTROL SYSTEM
    • Publication number 20190024677
    • Publication date Jan 24, 2019
    • Eaton Intelligent Power Limited
    • Michael Berne Rannow
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL