Patents by Inventor Paul Boules

Paul Boules has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Bore compartment seals for gas turbine engines
    Patent number: 11725531
    Abstract: Rotor systems including an engine shaft, a forward hub, a rear hub, a rotor disk arranged between the forward hub and the rear hub, and a seal tube configured to define a forward hub compartment and a rear hub compartment. The forward hub compartment is defined forward of the rotor disk and the rear hub compartment is defined aft of the rotor disk. The seal tube is connected at a forward end to at least one of the rotor disk and the engine shaft and at a rear end to at least one of the rear hub and the engine shaft and the seal tube includes at least one axial compliance element configured to enable axial extension and compression of the seal tube in an axial direction along the engine shaft.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: August 15, 2023
    Assignee: RAYTHEON TECHNOLOGIES CORPORATION
    Inventors: Nicholas J. Lawliss, Paul Boules
  • BORE COMPARTMENT SEALS FOR GAS TURBINE ENGINES
    Publication number: 20230160315
    Abstract: Rotor systems including an engine shaft, a forward hub, a rear hub, a rotor disk arranged between the forward hub and the rear hub, and a seal tube configured to define a forward hub compartment and a rear hub compartment. The forward hub compartment is defined forward of the rotor disk and the rear hub compartment is defined aft of the rotor disk. The seal tube is connected at a forward end to at least one of the rotor disk and the engine shaft and at a rear end to at least one of the rear hub and the engine shaft and the seal tube includes at least one axial compliance element configured to enable axial extension and compression of the seal tube in an axial direction along the engine shaft.
    Type: Application
    Filed: November 22, 2021
    Publication date: May 25, 2023
    Inventors: Nicholas J. Lawliss, Paul Boules