Patents by Inventor Gregory S. Piehler

Gregory S. Piehler 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).

  • Seal assembly for gas turbine engines
    Patent number: 10385713
    Abstract: A seal assembly for a gas turbine engine according to an example of the present disclosure includes, among other things, a seal housing that extends about an axis. The seal housing defines an annular groove. A contacting-type seal is at least partially received in the annular groove. The seal includes a seal member and a seal carrier that extends about and mechanically attaches to an outer diameter of the seal member. The seal member defines an annular seal face that is moveable along the axis to abut against a seal seat. The seal member includes a first material, and the seal carrier includes a second, different material.
    Type: Grant
    Filed: August 24, 2017
    Date of Patent: August 20, 2019
    Assignee: UNITED TECHNOLOGIES CORPORATION
    Inventors: Brady Walker, Gregory S. Piehler
  • SEAL ASSEMBLY FOR GAS TURBINE ENGINES
    Publication number: 20190063247
    Abstract: A seal assembly for a gas turbine engine according to an example of the present disclosure includes, among other things, a seal housing that extends about an axis. The seal housing defines an annular groove. A contacting-type seal is at least partially received in the annular groove. The seal includes a seal member and a seal carrier that extends about and mechanically attaches to an outer diameter of the seal member. The seal member defines an annular seal face that is moveable along the axis to abut against a seal seat. The seal member includes a first material, and the seal carrier includes a second, different material.
    Type: Application
    Filed: August 24, 2017
    Publication date: February 28, 2019
    Inventors: Brady Walker, Gregory S. Piehler