Patent · US Expired

Fuel assembly top nozzle repair sleeve and method for repairing a fuel assembly

US7551705B2 · kind B2 · utility

5Cited by
55References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 11, 2003
Grant dateJun 23, 2009
Priority date
Expiry dateDec 11, 2023

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02E30/30
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A method and device to repair nuclear fuel assembly structural defects in the top nozzle to guide thimble connection, wherein the device includes a repair sleeve comprising tendons configured to deflect to allow establishment of a structural connection between a projection on each tendon and a dimple area of a guide thimble.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.