Patents by Inventor Blaine M. Johnston

Blaine M. Johnston 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).

  • Probe tip cooling
    Patent number: 9856748
    Abstract: A probe cooling system for a gas turbine engine includes a probe housing and a bushing disposed between an end of the probe housing and a gas path, the bushing extending from the end of the probe housing to form a cavity. The system also includes a first plenum defined within the probe housing and configured to direct air from an internal cooling air supply towards the cavity. The system also includes a second plenum defined between the bushing and the probe housing and configured to direct air from the internal cooling air supply towards the cavity.
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: January 2, 2018
    Assignee: United Technologies Corporation
    Inventors: Blaine M. Johnston, Mark A. Torrance, Steven G. Lemieux, Dmitriy A. Romanov
  • PROBE TIP COOLING
    Publication number: 20160237851
    Abstract: A probe cooling system for a gas turbine engine includes a probe housing and a bushing disposed between an end of the probe housing and a gas path, the bushing extending from the end of the probe housing to form a cavity. The system also includes a first plenum defined within the probe housing and configured to direct air from an internal cooling air supply towards the cavity. The system also includes a second plenum defined between the bushing and the probe housing and configured to direct air from the internal cooling air supply towards the cavity.
    Type: Application
    Filed: February 18, 2015
    Publication date: August 18, 2016
    Applicant: United Technologies Corporation
    Inventors: Blaine M. Johnston, Mark A. Torrance, Steven G. Lemieux, Dmitriy A. Romanov