Patents by Inventor Henry Grady Ballard, Jr.

Henry Grady Ballard, Jr. 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).

  • APPARATUS AND METHOD FOR CLEARANCE CONTROL OF TURBINE BLADE TIP
    Publication number: 20090097968
    Abstract: An inner shell for a rotating machine including at least one segment; and at least one complementary segment in operable communication with the at least one segment, the segments forming a support structure for a shroud ring; wherein the at least one segment and the at least one complementary segment are individually moved to change a set of dimensions defined by the at least one segment and the at least one complementary segment. A method for controlling a dimension of the shroud ring in a rotating machine is also disclosed.
    Type: Application
    Filed: October 12, 2007
    Publication date: April 16, 2009
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Henry Grady Ballard, JR., Bradley James Miller, Kenneth Damon Black