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William S. Pratt

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  • West Hartford, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rotor stack bushing with adaptive temperature metering for a gas tu...
    • Patent number 11,555,416
    • Issue date Jan 17, 2023
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotor assembly
    • Patent number 11,441,440
    • Issue date Sep 13, 2022
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Rotor stack bushing with adaptive temperature metering for a gas tu...
    • Patent number 11,352,903
    • Issue date Jun 7, 2022
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Tangential rotor blade slot spacer for a gas turbine engine
    • Patent number 11,242,761
    • Issue date Feb 8, 2022
    • Raytheon Technologies Corporation
    • Weston Behling
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Double ring axial sealing design
    • Patent number 11,168,615
    • Issue date Nov 9, 2021
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Synchronizing ring surge bumper
    • Patent number 11,125,106
    • Issue date Sep 21, 2021
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Continuous wedge vane arm with failsafe retention clip
    • Patent number 11,008,879
    • Issue date May 18, 2021
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Nested direct vane angle measurement shaft
    • Patent number 10,968,767
    • Issue date Apr 6, 2021
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Retention clip for variable vane arm
    • Patent number 10,837,309
    • Issue date Nov 17, 2020
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Cam isolation system for gas turbine engine compressor section
    • Patent number 10,830,086
    • Issue date Nov 10, 2020
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Integral shear locking bumper for gas turbine engine
    • Patent number 10,815,820
    • Issue date Oct 27, 2020
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Bellcrank assembly for gas turbine engine and method
    • Patent number 10,619,649
    • Issue date Apr 14, 2020
    • United Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vane arm with tri-wedge circular pocket
    • Patent number 10,590,795
    • Issue date Mar 17, 2020
    • United Technologies Corporation
    • William S. Pratt
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Split synchronization ring for variable vane assembly
    • Patent number 10,526,911
    • Issue date Jan 7, 2020
    • United Technologies Corporation
    • William S. Pratt
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROTOR STACK BUSHING WITH ADAPTIVE TEMPERATURE METERING FOR A GAS TU...
    • Publication number 20220251972
    • Publication date Aug 11, 2022
    • Raytheon Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROTOR ASSEMBLY
    • Publication number 20210332711
    • Publication date Oct 28, 2021
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Tangential Rotor Blade Slot Spacer for a Gas Turbine Engine
    • Publication number 20210254480
    • Publication date Aug 19, 2021
    • United Technologies Corporation
    • Weston Behling
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    ROTOR STACK BUSHING WITH ADAPTIVE TEMPERATURE METERING FOR A GAS TU...
    • Publication number 20210222580
    • Publication date Jul 22, 2021
    • United Technologies Corporation
    • William S. Pratt
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SYNCHRONIZING RING SURGE BUMPER
    • Publication number 20210071543
    • Publication date Mar 11, 2021
    • United Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    RETENTION CLIP FOR VARIABLE VANE ARM
    • Publication number 20200325792
    • Publication date Oct 15, 2020
    • United Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    INTEGRAL SHEAR LOCKING BUMPER FOR GAS TURBINE ENGINE
    • Publication number 20200248579
    • Publication date Aug 6, 2020
    • United Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CONTINUOUS WEDGE VANE ARM WITH FAILSAFE RETENTION CLIP
    • Publication number 20200232336
    • Publication date Jul 23, 2020
    • United Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CAM ISOLATION SYSTEM FOR GAS TURBINE ENGINE COMPRESSOR SECTION
    • Publication number 20200025023
    • Publication date Jan 23, 2020
    • United Technologies Corporation
    • William S. Pratt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    NESTED DIRECT VANE ANGLE MEASUREMENT SHAFT
    • Publication number 20190338665
    • Publication date Nov 7, 2019
    • United Technologies Corporation
    • William S. Pratt
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SELF-RETAINING VANE ARM ASSEMBLY FOR GAS TURBINE ENGINE
    • Publication number 20190264574
    • Publication date Aug 29, 2019
    • United Technologies Corporation
    • Diane C. Kjelby
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VANE ARM WITH TRI-WEDGE CIRCULAR POCKET
    • Publication number 20190112940
    • Publication date Apr 18, 2019
    • United Technologies Corporation
    • William S. Pratt
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    SPLIT SYNCHRONIZATION RING FOR VARIABLE VANE ASSEMBLY
    • Publication number 20180371937
    • Publication date Dec 27, 2018
    • United Technologies Corporation
    • WILLIAM S. PRATT
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    BELLCRANK ASSEMBLY FOR GAS TURBINE ENGINE AND METHOD
    • Publication number 20180283398
    • Publication date Oct 4, 2018
    • United Technologies Corporation
    • William S. Pratt
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS