Patents by Inventor Harry A. Pearce

Harry A. Pearce 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).

  • Nuclear reactor fuel assembly
    Patent number: 8681929
    Abstract: A fuel assembly for a nuclear reactor that employs dissimilar materials for the fuel assembly grid and the control rod guide thimbles. The guide thimbles are secured to the grid employing a through grid cell sleeve that is welded to the grid and spot weld rings that are secured over the sleeve and welded directly to the guide tube through windows in the sleeve.
    Type: Grant
    Filed: January 15, 2008
    Date of Patent: March 25, 2014
    Assignee: Westinghouse Electric Company LLC
    Inventors: Paul M. Evans, Harry A. Pearce, Michael A. Marzean, David A. Boatwright