Patents by Inventor James Jay Kightlinger

James Jay Kightlinger 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 blisk with ceramic foam blades and its preparation
    Patent number: 6544003
    Abstract: A blisk combining gas turbine blades and disk in a single structure comprises a disk and a number of blades integrally affixed to the disk. Each blade includes an airfoil made at least in part of an open-cell solid ceramic foam formed of ceramic cell walls, and an intracellular volume therebetween. The ceramic cell walls are preferably alumina, and the intracellular volume is preferably filled at least in part with a nickel-base superalloy. Another portion of the intracellular volume may be empty porosity.
    Type: Grant
    Filed: November 8, 2000
    Date of Patent: April 8, 2003
    Assignee: General Electric Co.
    Inventors: Richard John Grylls, Curtiss Mitchell Austin, James Jay Kightlinger