Patents by Inventor Dae K. Dempsey

Dae K. Dempsey 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).

  • Gas turbine combustor
    Patent number: 7954325
    Abstract: A gas turbine engine has a combustor module including an annular combustor having a liner assembly that defines an annular combustion chamber having a length, L. The liner assembly includes a radially inner liner, a radially outer liner that circumscribes the inner liner, and a bulkhead, having a height, H1, which extends between the respective forward ends of the inner liner and the outer liner. The combustor has an exit height, H3, at the respective aft ends of the inner liner and the outer liner interior. The annular combustor has a ratio H1/H3 having a value less than or equal to 1.7. The annular combustor may also have a ration L/H3 having a value less than or equal to 6.0.
    Type: Grant
    Filed: December 6, 2005
    Date of Patent: June 7, 2011
    Assignee: United Technologies Corporation
    Inventors: Steven W. Burd, Albert K. Cheung, Dae K. Dempsey, James B. Hoke, Stephen K. Kramer, John T. Ols, Reid Dyer Curtis Smith, William A. Sowa