Patents by Inventor Tuley, Eugene N.

Tuley, Eugene N. 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 cooling air modulation
    Patent number: 4807433
    Abstract: Disclosed are a cooling air modulation apparatus for and method of operation for a gas turbine engine which are effective for increasing engine operating efficiency. According to one embodiment of the invention, the apparatus includes a first inducer means effective for channeling a first portion of cooling air to a rotor component during both first and second modes of operation of the engine. A second inducer means is also provided and is effective for channeling a second portion of the cooling air to the rotor component. Valve means are provided for selectively modulating the amount of cooling air flowing through the second inducer for preventing flow therethrough during the first mode of operation and for allowing unrestricted flow therethrough during the second mode of operation.
    Type: Grant
    Filed: January 13, 1988
    Date of Patent: February 28, 1989
    Assignee: General Electric Company
    Inventors: Harvey M. Maclin, Dean T. Lenahan, Tuley, Eugene N.