Patents by Inventor Thomas L. Yeaple

Thomas L. Yeaple 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).

  • Independently actuated control valves for steam turbine
    Patent number: 4604028
    Abstract: A control system for a steam turbine employs complementary-sized nozzle groups receiving steam in a sequence which employs the smallest possible sized group receiving steam from a control valve of the smallest possible capacity as the governing valve. All other control valves remain either fully open or fully closed. An optimum path may be followed to select a highest-efficiency transition between valve combinations.
    Type: Grant
    Filed: May 8, 1985
    Date of Patent: August 5, 1986
    Assignee: General Electric Company
    Inventors: Thomas L. Yeaple, James B. Wagner, Donald H. Hall