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David Zawilinski

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  • West Granby, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Positioning valve control system
    • Patent number 12,092,236
    • Issue date Sep 17, 2024
    • Hamilton Sundstrand Corporation
    • David J. Zawilinski
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Universal joint connection for the manual positioning of an angular...
    • Patent number 11,994,177
    • Issue date May 28, 2024
    • Hamilton Sundstrand Corporation
    • Peter J. Dowd
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Inline pneumatic valve with internal bushing
    • Patent number 11,982,358
    • Issue date May 14, 2024
    • Hamilton Sundstrand Corporation
    • August M. Coretto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure actuated switching valve
    • Patent number 11,906,063
    • Issue date Feb 20, 2024
    • Hamilton Sundstrand Corporation
    • August M. Coretto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Torque motor housing
    • Patent number 11,557,952
    • Issue date Jan 17, 2023
    • Hamilton Sundstrand Corporation
    • Robert DeFelice
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Valve assembly configured with manifold having eutectic plug
    • Patent number 11,441,426
    • Issue date Sep 13, 2022
    • Hamilton Sundstrand Corporation
    • Scott W. Simpson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Butterfly valve with vibration resistant mount
    • Patent number 11,313,473
    • Issue date Apr 26, 2022
    • Hamilton Sundstrand Corporation
    • Scott W. Simpson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Crank pin configuration for butterfly valve
    • Patent number 11,067,176
    • Issue date Jul 20, 2021
    • Hamilton Sundstrand Corporation
    • Robert DeFelice
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Passively controlled inline bleed valves
    • Patent number 11,053,949
    • Issue date Jul 6, 2021
    • Hamilton Sundstrand Corporation
    • Robert DeFelice
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Valve system
    • Patent number 10,865,739
    • Issue date Dec 15, 2020
    • HAMILTON SUNSTRAND CORPORATION
    • Josh Kamp
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Air turbine starter with turbine air exhaust outlet valve
    • Patent number 10,844,740
    • Issue date Nov 24, 2020
    • HAMILTON SUNSTRAND CORPORATION
    • David J. Zawilinski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Air turbine starter turbine nozzle airfoil
    • Patent number 9,028,208
    • Issue date May 12, 2015
    • Hamilton Sundstrand Corporation
    • David J. Zawilinski
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Air turbine starter
    • Patent number 8,672,638
    • Issue date Mar 18, 2014
    • Hamilton Sundstrand Corporation
    • David J. Zawilinski
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Air turbine starter turbine nozzle airfoil
    • Patent number 8,672,620
    • Issue date Mar 18, 2014
    • Hamilton Sundstrand Corporation
    • David J. Zawilinski
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Air turbine starter turbine blade airfoil
    • Patent number 8,672,637
    • Issue date Mar 18, 2014
    • Hamilton Sundstrand Corporation
    • David J. Zawilinski
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Air turbine starter inlet housing assembly airflow path
    • Patent number 8,651,806
    • Issue date Feb 18, 2014
    • Hamilton Sundstrand Corporation
    • David J. Zawilinski
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Helical spring damper
    • Patent number 7,871,240
    • Issue date Jan 18, 2011
    • Hamilton Sundstrand Corporation
    • David Zawilinski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    POSITIONING VALVE CONTROL SYSTEM
    • Publication number 20230323976
    • Publication date Oct 12, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • David J. Zawilinski
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Application

    MOTORIZED VALVE WITH WASHING FILTER EXTENDING FROM A BLEED CONDUIT...
    • Publication number 20230264132
    • Publication date Aug 24, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • August M. Coretto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    PRESSURE ACTUATED SWITCHING VALVE
    • Publication number 20230235831
    • Publication date Jul 27, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • August M. Coretto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    INLINE PNEUMATIC VALVE WITH INTERNAL BUSHING
    • Publication number 20230126388
    • Publication date Apr 27, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • August M. Coretto
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    UNIVERSAL JOINT CONNECTION FOR THE MANUAL POSITIONING OF AN ANGULAR...
    • Publication number 20230035816
    • Publication date Feb 2, 2023
    • HAMILTON SUNDSTRAND CORPORATION
    • Peter J. Dowd
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    BUTTERFLY VALVE WITH VIBRATION RESISTANT MOUNT
    • Publication number 20220196154
    • Publication date Jun 23, 2022
    • HAMILTON SUNDSTRAND CORPORATION
    • Scott W. Simpson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    BUTTERFLY VALVE WITH VIBRATION RESISTANT MOUNT
    • Publication number 20220074500
    • Publication date Mar 10, 2022
    • HAMILTON SUNDSTRAND CORPORATION
    • Scott W. Simpson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    VALVE ASSEMBLY CONFIGURED WITH MANIFOLD HAVING EUTECTIC PLUG
    • Publication number 20210340873
    • Publication date Nov 4, 2021
    • HAMILTON SUNDSTRAND CORPORATION
    • Scott W. Simpson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CARBON COMPONENT WITH CONTROLLED VIBRATION
    • Publication number 20210299981
    • Publication date Sep 30, 2021
    • HAMILTON SUNDSTRAND CORPORATION
    • Weiming Lu
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    CRANK PIN CONFIGURATION FOR BUTTERFLY VALVE
    • Publication number 20210190210
    • Publication date Jun 24, 2021
    • HAMILTON SUNDSTRAND CORPORATION
    • Robert DeFelice
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TORQUE MOTOR HOUSING
    • Publication number 20210111616
    • Publication date Apr 15, 2021
    • HAMILTON SUNDSTRAND CORPORATION
    • Robert DeFelice
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PASSIVELY CONTROLLED INLINE BLEED VALVES
    • Publication number 20200040902
    • Publication date Feb 6, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • Robert DeFelice
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR TURBINE STARTER WITH TURBINE AIR EXHAUST OUTLET VALVE
    • Publication number 20200003072
    • Publication date Jan 2, 2020
    • HAMILTON SUNDSTRAND CORPORATION
    • David J. Zawilinski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VALVE SYSTEM
    • Publication number 20190293025
    • Publication date Sep 26, 2019
    • HAMILTON SUNDSTRAND CORPORATION
    • Josh Kamp
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Application

    AIR TURBINE STARTER
    • Publication number 20130022454
    • Publication date Jan 24, 2013
    • Hamilton Sundstrand Corporation
    • David J. Zawilinski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIR TURBINE STARTER TURBINE NOZZLE AIRFOIL
    • Publication number 20120328426
    • Publication date Dec 27, 2012
    • David J. Zawilinski
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    AIR TURBINE STARTER INLET HOUSING ASSEMBLY AIRFLOW PATH
    • Publication number 20120042659
    • Publication date Feb 23, 2012
    • David J. Zawilinski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR TURBINE STARTER TURBINE BLADE AIRFOIL
    • Publication number 20120045342
    • Publication date Feb 23, 2012
    • David J. Zawilinski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR TURBINE STARTER TURBINE NOZZLE AIRFOIL
    • Publication number 20120045320
    • Publication date Feb 23, 2012
    • David J. Zawilinski
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Helical spring damper
    • Publication number 20050263946
    • Publication date Dec 1, 2005
    • David Zawilinski
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...