Patents by Inventor Robert P. Ziegler

Robert P. Ziegler 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).

  • Fluid cooled article with protective coating
    Patent number: 5941686
    Abstract: A fluid cooled article having a protective coating on a surface, for example an air cooled gas turbine engine article having a Thermal Barrier Coating, includes through an article wall a fluid cooling passage, and typically a plurality of passages, having openings sized to maintain desired fluid flow, unobstructed by coating within the passage at an exit opening. The passage has a first or inlet opening, which establishes the amount of fluid flow through the passage, and a second opening through which the flow exits the passage through a wall surface on which the coating is deposited.
    Type: Grant
    Filed: November 7, 1997
    Date of Patent: August 24, 1999
    Assignee: General Electric Company
    Inventors: Bhupendra K. Gupta, Robert P. Ziegler, Wilbur D. Scheidt
  • Method for making a fluid cooled article with protective coating
    Patent number: 5771577
    Abstract: A fluid cooled article having a protective coating on a surface, for example an air cooled gas turbine engine article having a Thermal Barrier Coating, includes through an article wall a fluid cooling passage, and typically a plurality of passages, having openings sized to maintain desired fluid flow, unobstructed by coating within the passage at an exit opening. The passage has a first or inlet opening, which establishes the amount of fluid flow through the passage, and a second opening through which the flow exits the passage through a wall surface on which the coating is deposited.
    Type: Grant
    Filed: May 17, 1996
    Date of Patent: June 30, 1998
    Assignee: General Electric Company
    Inventors: Bhupendra K. Gupta, Robert P. Ziegler, Wilbur D. Scheidt