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Andrew V. Schwendenmann

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  • Wilbraham, MA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Carbon face seal
    • Patent number 12,060,797
    • Issue date Aug 13, 2024
    • RTX Corporation
    • Andrew V. Schwendenmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Windage blocker for oil routing
    • Patent number 11,970,972
    • Issue date Apr 30, 2024
    • RTX Corporation
    • Andrew V. Schwendenmann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Face seal carrier arrester
    • Patent number 11,788,628
    • Issue date Oct 17, 2023
    • RTX Corporation
    • Andrew V. Schwendenmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid diffusion device for sealed bearing compartment drainback system
    • Patent number 11,506,079
    • Issue date Nov 22, 2022
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Face seal carrier arrester
    • Patent number 11,454,324
    • Issue date Sep 27, 2022
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Gas turbine engine including seal plate with separable tabs
    • Patent number 11,401,832
    • Issue date Aug 2, 2022
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Brush seal with shape memory alloy
    • Patent number 11,293,552
    • Issue date Apr 5, 2022
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Labyrinth seal with passive check valve
    • Patent number 11,047,249
    • Issue date Jun 29, 2021
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    MAGNETIC-FOIL BEARING WITH COOLING SYSTEM
    • Publication number 20240352968
    • Publication date Oct 24, 2024
    • Alexander R. Nelson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MAGNETIC-FOIL BEARING WITH ROTATING STRUCTURE HEALTH MONITORING
    • Publication number 20240352969
    • Publication date Oct 24, 2024
    • Raytheon Technologies Corporation
    • Alexander R. Nelson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MAGNETIC-FOIL BEARING WITH COOLING SYSTEM
    • Publication number 20240352967
    • Publication date Oct 24, 2024
    • Alexander R. Nelson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    MAGNETIC-FOIL BEARING SUPPORTING TURBINE ENGINE ROTATING STRUCTURE
    • Publication number 20240352889
    • Publication date Oct 24, 2024
    • Alexander R. Nelson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FRAME FOR MAGNETIC-FOIL BEARING
    • Publication number 20240352966
    • Publication date Oct 24, 2024
    • Alexander R. Nelson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Carbon Face Seal
    • Publication number 20240295269
    • Publication date Sep 5, 2024
    • RTX Corporation
    • Jacob Peter Mastro
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Carbon Face Seal
    • Publication number 20230235678
    • Publication date Jul 27, 2023
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FACE SEAL CARRIER ARRESTER
    • Publication number 20230016992
    • Publication date Jan 19, 2023
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    GAS TURBINE ENGINE INCLUDING SEAL PLATE WITH SEPARABLE TABS
    • Publication number 20220213840
    • Publication date Jul 7, 2022
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    FACE SEAL CARRIER ARRESTER
    • Publication number 20220065121
    • Publication date Mar 3, 2022
    • Raytheon Technologies Corporation
    • Andrew V. Schwendenmann
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    WOUND RETAINING WIRE
    • Publication number 20220065116
    • Publication date Mar 3, 2022
    • Raytheon Technologies Corporation
    • Armando Amador
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    BRUSH SEAL WITH SHAPE MEMORY ALLOY
    • Publication number 20210207714
    • Publication date Jul 8, 2021
    • United Technologies Corporation
    • Andrew V. Schwendenmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    WINDAGE BLOCKER FOR OIL ROUTING
    • Publication number 20210123385
    • Publication date Apr 29, 2021
    • United Technologies Corporation
    • Andrew V. Schwendenmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    FLUID DIFFUSION DEVICE FOR SEALED BEARING COMPARTMENT DRAINBACK SYSTEM
    • Publication number 20210071677
    • Publication date Mar 11, 2021
    • United Technologies Corporation
    • Andrew V. Schwendenmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    LABYRINTH SEAL WITH PASSIVE CHECK VALVE
    • Publication number 20200347739
    • Publication date Nov 5, 2020
    • United Technologies Corporation
    • Andrew V. Schwendenmann
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...