Fluid motor

Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    MULTI-FUNCTION SUBPLATE MOUNTED VALVE

    • Publication number 20220290768
    • Publication date Sep 15, 2022
    • THE OILGEAR COMPANY
    • Mitch Terhune
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Metal Reinforced Seal Plate for Pilot Actuated Spool Valve

    • Publication number 20170261112
    • Publication date Sep 14, 2017
    • HUNTING ENERGY SERVICES, INC.
    • Robert E. Smith
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    DIRECTIONAL VALVE AND METHOD OF OPERATION

    • Publication number 20140352828
    • Publication date Dec 4, 2014
    • Michael T. Landrum
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    Leveling Valve for Discharging and Supplying Fluid

    • Publication number 20140346748
    • Publication date Nov 27, 2014
    • Krzysztof Harla
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    FLOW CHANNEL SWITCHING VALVE

    • Publication number 20140261815
    • Publication date Sep 18, 2014
    • Shimadzu Corporation
    • Shinji Tanaka
    • G01 - MEASURING TESTING
  • Information Patent Application

    Downhole Hydraulic Control Line

    • Publication number 20140151066
    • Publication date Jun 5, 2014
    • Halliburton Manufacturing & Services Limited
    • Michael A. Reid
    • E21 - EARTH DRILLING MINING
  • Information Patent Application

    Valves Having Protective Coatings

    • Publication number 20140137967
    • Publication date May 22, 2014
    • WATERS TECHNOLOGIES CORPORATION
    • Carl Gang Chen
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Electric Actuated Rotary Valve

    • Publication number 20140083510
    • Publication date Mar 27, 2014
    • GENERAL COMPRESSION, INC.
    • Matthew Blieske
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    FLUID EXCHANGER DEVICES, PRESSURE EXCHANGERS, AND RELATED METHODS

    • Publication number 20140048143
    • Publication date Feb 20, 2014
    • FLOWSERVE MANAGEMENT COMPANY
    • Daniela Lehner
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VOLUME BOOSTER WITH STABILIZED TRIM

    • Publication number 20140026746
    • Publication date Jan 30, 2014
    • FISHER CONTROLS INTERNATIONAL LLC
    • Michel K. Lovell
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Two-Step Hydraulic Valve

    • Publication number 20130343939
    • Publication date Dec 26, 2013
    • Kenneth John Stoddard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Compressed-Air Supply Device for Commercial Vehicles

    • Publication number 20130333782
    • Publication date Dec 19, 2013
    • Knorr-Bremse Systeme fuer Nutzfahrzeuge GmbH
    • Karsten SCHNITTGER
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Metal Reinforced Seal Plate for Pilot Actuated Spool Valve

    • Publication number 20130319557
    • Publication date Dec 5, 2013
    • HUNTING ENERGY SERVICES, INC.
    • Robert E. Smith
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    PRESSURE CONTROL VALVE WITH PRESSURE CYCLING CONTROL

    • Publication number 20130312849
    • Publication date Nov 28, 2013
    • NELSON IRRIGATION CORPORATION
    • Steven E. CRAWFORD
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    PNEUMATIC CONTROL VALVE AND PNEUMATIC CONTROL SYSTEM

    • Publication number 20130146165
    • Publication date Jun 13, 2013
    • HON HAI Precision Industry CO., LTD.
    • HAI-FENG MA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Apparatus For A Pneumatic Relay Venting Pressure Dynamic Feedback C...

    • Publication number 20130105714
    • Publication date May 2, 2013
    • Dresser, Inc.
    • Hal G. Watts
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    VALVE DEVICE WITH A VALVE HOUSING HAVING MULTIPLE SHIFT TONGUES

    • Publication number 20130099147
    • Publication date Apr 25, 2013
    • ZF Friedrichshafen AG
    • Thilo SCHMIDT
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    SINGLE-ACTING DIRECTIONAL CONTROL VALVE

    • Publication number 20130056669
    • Publication date Mar 7, 2013
    • SMC Corporation
    • Kenichi Matsumura
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Application

    VALVE ARRAY

    • Publication number 20130056103
    • Publication date Mar 7, 2013
    • Carl Freudenberg KG
    • Thomas Pippes
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    METERLESS HYDRAULIC SYSTEM HAVING DISPLACEMENT CONTROL VALVE

    • Publication number 20130048117
    • Publication date Feb 28, 2013
    • Patrick OPDENBOSCH
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Application

    CONTROL VALVE

    • Publication number 20130037131
    • Publication date Feb 14, 2013
    • Kayaba Industry Co., Ltd.
    • Takeshi Fujiwara
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PILOT-OPERATED THREE-POSITION SWITCHING VALVE

    • Publication number 20120255617
    • Publication date Oct 11, 2012
    • SMC Coporation
    • Shinji MIYAZOE
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PILOT RELAY

    • Publication number 20120247594
    • Publication date Oct 4, 2012
    • Yamatake Corporation
    • Yohsuke Inagaki
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Pilot Regulator

    • Publication number 20120234416
    • Publication date Sep 20, 2012
    • Barry J. McMiles
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Micromachined Device and Control Method

    • Publication number 20120145252
    • Publication date Jun 14, 2012
    • DunAn Microstaq, Inc.
    • Harry A. Hunnicutt
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Volume Booster With Seat Load Bias

    • Publication number 20120085437
    • Publication date Apr 12, 2012
    • FISHER CONTROLS INTERNATIONAL LLC
    • Michel K. Lovell
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    Volume Booster with Stabilized Trim

    • Publication number 20120061594
    • Publication date Mar 15, 2012
    • FISHER CONTROLS INTERNATIONAL LLC
    • Michel K. Lovell
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    VOLUME BOOSTER WITH VARIABLE ASYMMETRY

    • Publication number 20120061606
    • Publication date Mar 15, 2012
    • FISHER CONTROLS INTERNATIONAL LLC
    • Michel K. Lovell
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Volume Booster With Reduced Noise Trim

    • Publication number 20120060682
    • Publication date Mar 15, 2012
    • FISHER CONTROLS INTERNATIONAL LLC
    • Michel K. Lovell
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    ROTARY VALVE

    • Publication number 20120049096
    • Publication date Mar 1, 2012
    • Peter COSTIN
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...