With counter-counter balancing pressure feedback

Patents Grantslast 30 patents

  • Information Patent Grant

    Positioner

    • Patent number 8,644,996
    • Issue date Feb 4, 2014
    • Azbil Corporation
    • Yohsuke Inagaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Paintball gun throttle regulator device

    • Patent number 6,959,703
    • Issue date Nov 1, 2005
    • Michael Steven Spurlock
    • F41 - WEAPONS
  • Information Patent Grant

    Actuator control device

    • Patent number 6,655,404
    • Issue date Dec 2, 2003
    • Crouzet Automatismes
    • Jean-François Hilaire
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Valve positioner with pressure feedback, dynamic correction and dia...

    • Patent number 5,573,032
    • Issue date Nov 12, 1996
    • Rosemount Inc.
    • Gary A. Lenz
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Valve positioner with pressure feedback, dynamic correction and dia...

    • Patent number 5,558,115
    • Issue date Sep 24, 1996
    • Rosemount Inc.
    • Gary A. Lenz
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Valve positioner with pressure feedback, dynamic correction and dia...

    • Patent number 5,549,137
    • Issue date Aug 27, 1996
    • Rosemount Inc.
    • Gary A. Lenz
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Low-pressure pilot valve

    • Patent number 5,163,471
    • Issue date Nov 17, 1992
    • Walter W. Powell
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Raw material supplying device and process

    • Patent number 4,938,789
    • Issue date Jul 3, 1990
    • Sumitomo Electric Industries, Ltd.
    • Ichiro Tsuchiya
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Solenoid valve

    • Patent number 4,768,555
    • Issue date Sep 6, 1988
    • Allied-Signal Inc.
    • Stephen G. Abel
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Thermostatically adjustable pressure regulator

    • Patent number 4,634,047
    • Issue date Jan 6, 1987
    • Tempmaster Corporation
    • Raymond H. Dean
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Grant

    Pneumatic controller

    • Patent number 4,510,961
    • Issue date Apr 16, 1985
    • Honeywell GmbH
    • Vladimir Multrus
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pneumatic controller

    • Patent number 4,453,559
    • Issue date Jun 12, 1984
    • Fisher Controls Company, Inc.
    • Gerald F. Varnum
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Controller with adjustable proportionality range

    • Patent number 4,449,546
    • Issue date May 22, 1984
    • Eckardt AG
    • Horst Bader
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Circuit for pneumatic controllers

    • Patent number 4,428,391
    • Issue date Jan 31, 1984
    • Eckardt AG
    • Horst Bader
    • G05 - CONTROLLING REGULATING
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    Vacuum signal integrator

    • Patent number 4,417,599
    • Issue date Nov 29, 1983
    • Eaton Corporation
    • Andrew A. Kenny
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Proportional stroke automatic temperature control system

    • Patent number 4,291,717
    • Issue date Sep 29, 1981
    • Texas Instruments Incorporated
    • John W. Orcutt
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Transmission throttle valve of automatic power transmission

    • Patent number 4,282,781
    • Issue date Aug 11, 1981
    • Nissan Motor Company, Limited
    • Kazuyoshi Iwanaga
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Valve operator

    • Patent number 4,253,484
    • Issue date Mar 3, 1981
    • The Singer Company
    • Joseph S. Danon
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pneumatic controller

    • Patent number 4,231,385
    • Issue date Nov 4, 1980
    • Sunvic Regler GmbH
    • Gunther Roth
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Method of and device for moving liquid samples

    • Patent number 4,203,817
    • Issue date May 20, 1980
    • JENOPTIK JENA G.m.b.H.
    • Wolfgang Schutt
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Pneumatic controller

    • Patent number 4,153,068
    • Issue date May 8, 1979
    • Hokushin Electric Works, Ltd.
    • Takeshi Yoshida
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    System having reset action

    • Patent number 4,094,463
    • Issue date Jun 13, 1978
    • Honeywell Inc.
    • Sylvester Milewski
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Pilot regulator

    • Patent number 4,083,375
    • Issue date Apr 11, 1978
    • Dwight N. Johnson
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Method for liquid level control

    • Patent number 4,030,521
    • Issue date Jun 21, 1977
    • Nordnero AB
    • Tom Orvar Bjorn Karlsson
    • B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
  • Information Patent Grant

    Pneumatic output signal limiting device

    • Patent number 3,981,318
    • Issue date Sep 21, 1976
    • The Foxboro Company
    • Robert C. Prescott
    • G05 - CONTROLLING REGULATING
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    3908685

    • Patent number 3,908,685
    • Issue date Sep 30, 1975
    • G05 - CONTROLLING REGULATING
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    3823725

    • Patent number 3,823,725
    • Issue date Jul 16, 1974
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    3823726

    • Patent number 3,823,726
    • Issue date Jul 16, 1974
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3814119

    • Patent number 3,814,119
    • Issue date Jun 4, 1974
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    3782403

    • Patent number 3,782,403
    • Issue date Jan 1, 1974
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    POSITIONER

    • Publication number 20110245982
    • Publication date Oct 6, 2011
    • Yamatake Corporation
    • Yohsuke Inagaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Actuator control device

    • Publication number 20020005501
    • Publication date Jan 17, 2002
    • CROUZET AUTOMATISMES
    • Jean-Francois Hilaire
    • G05 - CONTROLLING REGULATING