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Philip E. Barnes

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  • West Hartford, CT, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Counter-rotation pitch change system
    • Patent number 4,936,746
    • Issue date Jun 26, 1990
    • United Technologies Corporation
    • Millard G. Mayo
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Modular propeller blade pitch actuation system
    • Patent number 4,750,862
    • Issue date Jun 14, 1988
    • United Technologies Corporation
    • Philip E. Barnes
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Balanced output hydraulic actuator system
    • Patent number 4,531,448
    • Issue date Jul 30, 1985
    • United Technologies Corporation
    • Philip E. Barnes
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • Information Patent Grant

    Wind turbine blade pitch control system
    • Patent number 4,348,155
    • Issue date Sep 7, 1982
    • United Technologies Corporation
    • Philip E. Barnes
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Power gearing
    • Patent number 4,312,244
    • Issue date Jan 26, 1982
    • United Technologies Corporation
    • Philip E. Barnes
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cam-operated pitch-change apparatus
    • Patent number 4,124,330
    • Issue date Nov 7, 1978
    • United Technologies Corporation
    • Philip E. Barnes
    • B64 - AIRCRAFT AVIATION COSMONAUTICS
  • Information Patent Grant

    Fan propulsor oil escapement means
    • Patent number 3,935,704
    • Issue date Feb 3, 1976
    • United Technologies Corporation
    • Philip E. Barnes
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES