Patents by Inventor Donald Joseph Bognatz

Donald Joseph Bognatz 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).

  • Turbine blade platform cooling holes
    Patent number: 11401819
    Abstract: During operation of a gas turbine engine, the turbine blades are subjected to extremely high temperatures. While internal cooling passages may be provided within the turbine blades to cool the airfoils, the platforms of the turbine blades also experience high temperatures. In an embodiment, cooling holes are provided in each platform to cool distressed locations in the platform and improve the durability of each turbine blade.
    Type: Grant
    Filed: December 17, 2020
    Date of Patent: August 2, 2022
    Assignee: Solar Turbines Incorporated
    Inventors: Nnawuihe Asonye Okpara, Aaron J. Dick, Donald Joseph Bognatz, Marius Dumitrascu, Estevan Daniel Negrete
  • TURBINE BLADE PLATFORM COOLING HOLES
    Publication number: 20220195873
    Abstract: During operation of a gas turbine engine, the turbine blades are subjected to extremely high temperatures. While internal cooling passages may be provided within the turbine blades to cool the airfoils, the platforms of the turbine blades also experience high temperatures. In an embodiment, cooling holes are provided in each platform to cool distressed locations in the platform and improve the durability of each turbine blade.
    Type: Application
    Filed: December 17, 2020
    Publication date: June 23, 2022
    Applicant: Solar Turbines Incorporated
    Inventors: Nnawuihe Asonye Okpara, Aaron J. Dick, Donald Joseph Bognatz, Marius Dumitrascu, Estevan Daniel Negrete