Patents Assigned to Raytheon Corporation Inc.
  • Patent number: 11407065
    Abstract: A gas path component for a gas turbine engine includes a film cooling hole disposed in the gas path component. The film cooling hole includes a metering section, a diffuser, and a tapered surface extending between the metering section and the diffuser. The tapered surface is oriented between twenty degrees and seventy degrees with respect to a centerline axis of the metering section. The tapered surface is oriented at an obtuse angle with respect to an immediately adjacent surface of the diffuser, the obtuse angle is open towards the centerline axis. The tapered surface is configured to mitigate flow separation in the diffuser.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: August 9, 2022
    Assignee: Raytheon Corporation Inc.
    Inventors: Scott D. Lewis, Stephen Lynch, Shane Haydt