Patents by Inventor Hannah M. Pier

Hannah M. Pier 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).

  • Blade outer air seal for a gas turbine engine
    Patent number: 11092081
    Abstract: In one exemplary embodiment, a blade outer air seal for a gas turbine engine includes a gas path surface exposed to exhaust gas, a first side extending radially outward from the gas path surface, a second side extending radially outward from the gas path surface, an axially forward side and an axially aft side extending radially outward from the gas path surface. A plurality of film cooling holes disposed on at least one of the gas path surface, the first side, the second side, and the aft side, the film cooling holes disposed at locations described by a set of Cartesian coordinates set forth in Table 1, the Cartesian coordinates provided by an axial coordinate, a circumferential coordinate and a radial coordinate relative to a defined point of origin.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: August 17, 2021
    Assignee: RAYTHEON TECHNOLOGIES CORPORATION
    Inventors: Hannah M. Pier, Christina G. Ciamarra, Paul M. Lutjen, Cole Romano, Nicholas Anderson
  • Blade outer air seal for a gas turbine engine
    Patent number: 10677083
    Abstract: A blade outer air seal for a gas turbine engine is provided. The blade outer air seal having: a gas path surface exposed to exhaust gas flow; a first side extending radially outward from the gas path surface; a second side extending radially outward from the gas path surface; and a plurality of film cooling holes disposed on at least one of the gas path surface, the first side and the second side, the film cooling holes disposed at locations described by a set of Cartesian coordinates set forth in Table 1, the Cartesian coordinates provided by an axial coordinate, a circumferential coordinate and a radial coordinate relative to a defined point of origin.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: June 9, 2020
    Assignee: RAYTHEON TECHNOLOGIES CORPORATION
    Inventors: Christina G. Ciamarra, Hannah M. Pier
  • BLADE OUTER AIR SEAL FOR A GAS TURBINE ENGINE
    Publication number: 20190145272
    Abstract: A blade outer air seal for a gas turbine engine is provided. The blade outer air seal having: a gas path surface exposed to exhaust gas flow; a first side extending radially outward from the gas path surface; a second side extending radially outward from the gas path surface; and a plurality of film cooling holes disposed on at least one of the gas path surface, the first side and the second side, the film cooling holes disposed at locations described by a set of Cartesian coordinates set forth in Table 1, the Cartesian coordinates provided by an axial coordinate, a circumferential coordinate and a radial coordinate relative to a defined point of origin.
    Type: Application
    Filed: November 14, 2017
    Publication date: May 16, 2019
    Inventors: Christina G. Ciamarra, Hannah M. Pier