The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 25, 2014
Filed:
Jan. 15, 2008
Applicants:
Paul M. Evans, Chapin, SC (US);
Harry A. Pearce, Lexington, SC (US);
Michael A. Marzean, Columbia, SC (US);
David A. Boatwright, Lexington, SC (US);
Inventors:
Paul M. Evans, Chapin, SC (US);
Harry A. Pearce, Lexington, SC (US);
Michael A. Marzean, Columbia, SC (US);
David A. Boatwright, Lexington, SC (US);
Assignee:
Westinghouse Electric Company LLC, Cranberry Township, PA (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G21C 3/34 (2006.01);
U.S. Cl.
CPC ...
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.