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:
May. 10, 2016
Filed:
Oct. 07, 2010
Scott J. Shargots, Forest, VA (US);
Paul K. Desantis, Bentleyville, OH (US);
John P. Mclaughlin, North Royalton, OH (US);
Mathew W. Ales, Issaquah, WA (US);
Scott J. Shargots, Forest, VA (US);
Paul K. DeSantis, Bentleyville, OH (US);
John P. McLaughlin, North Royalton, OH (US);
Mathew W. Ales, Issaquah, WA (US);
BWXT Nuclear Energy, Inc., Charlotte, NC (US);
BWXT Nuclear Operations Group, Inc., Lynchburg, VA (US);
Abstract
A nuclear reactor includes a pressure vessel, and a control rod assembly including at least one movable control rod comprising a neutron absorbing material, a control rod drive mechanism (CRDM) for controlling movement of the at least one control rod, and a coupling operatively connecting the at least one control rod and the CRDM. The coupling includes a first portion comprising a first material having a first density at room temperature, and a second portion comprising a second material having a second density at room temperature that is greater than the first density. In some embodiments the coupling includes a connecting rod including a hollow or partially hollow connecting rod tube comprising a first material having a first density and a filler disposed in the hollow or partially hollow connecting rod tube, the filler comprising a second material having a second density greater than the first density.