Patent ID: 6442227
Filing Date: 2002-08-27
Classification: G21C,Y02E

Abstract:
A nuclear fuel assembly storage rack sleeve assembly for refurbishing a fuel rack having cells in which fresh or spent nuclear fuel assemblies may be stored, the cells defined by elongate rack walls extending from a rack base plate, the rack base plate having flow holes extending therethrough communicating with the cells, comprising:a sleeve having at least one elongate wall fixedly attached to a sleeve base plate, the sleeve base plate having a first side disposed above a second opposed side and defining a flow hole extending from the first side to the second opposed side, the elongate wall extending upwardly from the first side of the sleeve base plate; and a pin assembly disposed in the sleeve base plate flow hole and hating at least one resilient tab, the resilient tab extending downwardly through the flow hole in the sleeve base plate and beyond the second opposed side of the sleeve base plate for extending into a rack base plate flow hole and resiliently engaging the rack base plate when the sleeve assembly is installed in one of the cells.