the pilot valves being of the nozzle-flapper type

Patents Grantslast 30 patents

  • Information Patent Grant

    Servovalve having a linear actuator and mechanical feedback

    • Patent number 11,994,154
    • Issue date May 28, 2024
    • SAFRAN AEROSYSTEMS
    • Matthieu Papoin
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Piezoelectric ring bender servo valve assembly for aircraft flight...

    • Patent number 11,867,204
    • Issue date Jan 9, 2024
    • Michael Yuan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Filter assembly for a servovalve

    • Patent number 11,852,174
    • Issue date Dec 26, 2023
    • Hamilton Sundstrand Corporation
    • Maciej Zak
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servo valve assembly

    • Patent number 11,629,794
    • Issue date Apr 18, 2023
    • Hamilton Sundstrand Corporation
    • Maciej Bujewicz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Piezoelectric ring bender servo valve assembly for aircraft flight...

    • Patent number 11,608,840
    • Issue date Mar 21, 2023
    • Michael Yuan
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Servovalve

    • Patent number 11,454,335
    • Issue date Sep 27, 2022
    • Hamilton Sundstrand Corporation
    • Marcin Cis
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Servo valve

    • Patent number 11,415,242
    • Issue date Aug 16, 2022
    • Hamilton Sundstrand Corporation
    • Marcin Korczyñski
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Nozzle with changeable press fit

    • Patent number 11,253,960
    • Issue date Feb 22, 2022
    • Hamilton Sundstrand Corporation
    • Piotr Sawicki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    System that maintains the last commanded position of device control...

    • Patent number 11,242,875
    • Issue date Feb 8, 2022
    • Honeywell International Inc.
    • Paul W. Futa
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servo valves

    • Patent number 11,209,026
    • Issue date Dec 28, 2021
    • Hamilton Sundstrand Corporation
    • Piotr Sawicki
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Hydraulic stage

    • Patent number 11,193,510
    • Issue date Dec 7, 2021
    • MICROTECNICA S.R.L.
    • Agostino Medaglia
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servo valve

    • Patent number 11,078,931
    • Issue date Aug 3, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Marcin Korczyński
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Spool servo valve

    • Patent number 11,060,536
    • Issue date Jul 13, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Maciej Bujewicz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Torque motor with double fix screws

    • Patent number 11,049,636
    • Issue date Jun 29, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Piotr Sawicki
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Spool assembly for servovalve

    • Patent number 11,035,390
    • Issue date Jun 15, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Marcin Cis
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servovalve with adjustable air gaps

    • Patent number 11,018,568
    • Issue date May 25, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Piotr Sawicki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Electro-pneumatic converter, use of an electro-pneumatic converter,...

    • Patent number 10,989,229
    • Issue date Apr 27, 2021
    • Samson Aktiengesellschaft
    • Sebastian Tietz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servovalve

    • Patent number 10,962,143
    • Issue date Mar 30, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Marcin Cis
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Servovalve

    • Patent number 10,954,971
    • Issue date Mar 23, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Zbigniew Jaskiewicz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Method for manufacturing a torsion spring for use in a servovalve a...

    • Patent number 10,955,020
    • Issue date Mar 23, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Marcin Cis
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Flapper and armature/flapper assembly for use in a servovalve

    • Patent number 10,954,972
    • Issue date Mar 23, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Jakub Sarafin
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Nozzle with locking nut

    • Patent number 10,927,859
    • Issue date Feb 23, 2021
    • HAMILTON SUNSTRAND CORPORATION
    • Piotr Sawicki
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Nozzle assembly

    • Patent number 10,882,067
    • Issue date Jan 5, 2021
    • Hamilton Sundstrand Corporation
    • Marcin Cis
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servo valve

    • Patent number 10,883,521
    • Issue date Jan 5, 2021
    • UTC AEROSPACE SYSTEMS WROCLAW SP. Z O.O.
    • Zbigniew Jaśkiewicz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Servovalve

    • Patent number 10,859,179
    • Issue date Dec 8, 2020
    • HAMILTON SUNSTRAND CORPORATION
    • Maciej Zak
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Electric drive pivoting valve device

    • Patent number 10,830,369
    • Issue date Nov 10, 2020
    • FESTO SE & CO. KG
    • Martin Herrig
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Nozzle assembly

    • Patent number 10,821,563
    • Issue date Nov 3, 2020
    • Hamilton Sundstrand Corporation
    • Piotr Kozłowski
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Servovalve

    • Patent number 10,823,301
    • Issue date Nov 3, 2020
    • HAMILTON SUNSTRAND CORPORATION
    • Maciej Zak
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Servo valve housing

    • Patent number 10,794,499
    • Issue date Oct 6, 2020
    • HAMILTON SUNSTRAND CORPORATION
    • Marek Jedliński
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Nozzle with changeable press fit

    • Patent number 10,786,879
    • Issue date Sep 29, 2020
    • HAMILTON SUNSTRAND CORPORATION
    • Piotr Sawicki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

  • Information Patent Application

    TWO-STAGE SERVO VALVE

    • Publication number 20240209875
    • Publication date Jun 27, 2024
    • Goodrich Actuation Systems Limited
    • Zbigniew Jaskiewicz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PIEZOELECTRIC RING BENDER SERVO VALVE ASSEMBLY FOR AIRCRAFT FLIGHT...

    • Publication number 20230204052
    • Publication date Jun 29, 2023
    • Michael Yuan
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SERVOVALVE HAVING A LINEAR ACTUATOR AND MECHANICAL FEEDBACK

    • Publication number 20230145967
    • Publication date May 11, 2023
    • SAFRAN AEROSYSTEMS HYDRAULICS
    • Matthieu PAPOIN
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SERVOVALVE

    • Publication number 20210180722
    • Publication date Jun 17, 2021
    • HAMILTON SUNDSTRAND CORPORATION
    • Marcin CIS
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    SERVO VALVE ASSEMBLY

    • Publication number 20210115950
    • Publication date Apr 22, 2021
    • HAMILTON SUNDSTRAND CORPORATION
    • Maciej Bujewicz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    NOZZLE WITH CHANGEABLE PRESS FIT

    • Publication number 20200391331
    • Publication date Dec 17, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Piotr Sawicki
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    SERVO VALVES

    • Publication number 20200309164
    • Publication date Oct 1, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Piotr SAWICKI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SPOOL SERVO VALVE

    • Publication number 20200309163
    • Publication date Oct 1, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Maciej Bujewicz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    JET-FLAPPER SERVO VALVE

    • Publication number 20200096018
    • Publication date Mar 26, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Zbigniew Jaskiewicz
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SOLENOID AND METHOD FOR MANUFACTURING SAME

    • Publication number 20200027636
    • Publication date Jan 23, 2020
    • TDS CO. LTD
    • Chihiro KOBAYASHI
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    SERVO VALVE

    • Publication number 20200025220
    • Publication date Jan 23, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Marcin KORCZYNSKI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    FLAPPER AND ARMATURE/FLAPPER ASSEMBLY FOR USE IN A SERVOVALVE

    • Publication number 20200025221
    • Publication date Jan 23, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Jakub Sarafin
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SPOOL ASSEMBLY FOR SERVOVALVE

    • Publication number 20200025222
    • Publication date Jan 23, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Marcin CIS
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SERVO VALVE

    • Publication number 20200025219
    • Publication date Jan 23, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Marcin KORCZYNSKI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    FLAPPER SERVO VALVE NOZZLE HOUSING

    • Publication number 20190323526
    • Publication date Oct 24, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Maciej BUJEWICZ
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    TORQUE MOTOR WITH DOUBLE FIX SCREWS

    • Publication number 20190237231
    • Publication date Aug 1, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Piotr SAWICKI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    VENT FOR PRESSURE EQUALIZATION

    • Publication number 20190226574
    • Publication date Jul 25, 2019
    • W.L. GORE & ASSOCIATES, INC.
    • Daniel E. Basham
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SERVO VALVE

    • Publication number 20190195381
    • Publication date Jun 27, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Zbigniew Jaskiewicz
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    ELECTRO-HYDRAULIC SERVO VALVE WITH COIL-TYPE FEEDBACK SPRING

    • Publication number 20190085870
    • Publication date Mar 21, 2019
    • HONEYWELL INTERNATIONAL INC.
    • Jing Wang
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PNEUMATIC SERVOVALVE ASSEMBLY

    • Publication number 20190048900
    • Publication date Feb 14, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Piotr Kozlowski
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    NOZZLE ASSEMBLY

    • Publication number 20180363684
    • Publication date Dec 20, 2018
    • HAMILTON SUNDSTRAND CORPORATION
    • Piotr Kozlowski
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    PROPORTIONAL VALVE

    • Publication number 20180347713
    • Publication date Dec 6, 2018
    • HOERBIGER AUTOMATISIERUNGSTECHNIK HOLDING GMBH
    • Marcus GRÖDL
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    NOZZLE WITH LOCKING NUT

    • Publication number 20180073526
    • Publication date Mar 15, 2018
    • HAMILTON SUNDSTRAND CORPORATION
    • Piotr SAWICKI
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    IMPROVEMENTS IN HYDRAULIC SERVOVALVES

    • Publication number 20160160886
    • Publication date Jun 9, 2016
    • Moog Controls Limited
    • Michael Baker
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    Discrete Pilot Stage Valve Arrangement With Fail Freeze Mode

    • Publication number 20160153475
    • Publication date Jun 2, 2016
    • ABB Technology Ltd.
    • Jeroen Derkx
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    HIGH GAIN SERVO VALVE

    • Publication number 20140216245
    • Publication date Aug 7, 2014
    • Hamilton Sundstrand Corporation
    • Leo J. Veilleux
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SINGLE-STAGE NOZZLE FLAPPER TORQUE MOTOR AND ELECTROHYDRAULIC VALVE...

    • Publication number 20130048891
    • Publication date Feb 28, 2013
    • Honeywell International Inc.
    • David Druhan
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    POSITIONER

    • Publication number 20120249019
    • Publication date Oct 4, 2012
    • Yamatake Corporation
    • Kouji Okuda
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    SERVO VALVE

    • Publication number 20120216896
    • Publication date Aug 30, 2012
    • MITSUBISHI HEAVY INDUSTRIES, LTD.
    • Toshikazu Hayashi
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    SERVO VALVE MODULES AND TORQUE MOTOR ASSEMBLIES

    • Publication number 20090321667
    • Publication date Dec 31, 2009
    • Honeywell International Inc.
    • Mike McCollum
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...