Assembly fixture for cross-shaped control rods of boiling water

Details Assembly fixture for cross-shaped control rods of boiling water Assembly fixture for cross-shaped control rods of boiling water

1980-03-07

1983-10-18

Behrend, Harvey E.

Induced nuclear reactions: processes, systems, and elements

Handling of fission reactor component structure within...

376262, 269315, 29271, G21C 1900

Patent

active

044104855

ABSTRACT:
An assembly fixture for cross-shaped control rods of boiling-water nuclear reactors with an upper core grid mesh for holding a core cell formed of four fuel assemblies having a gap therebetween and means disposed beneath the reactor core for driving the control rods in the gap, including a frame having corners formed therein, the frame being substantially the size of a core cell and being disposable on the core grid, templates diagonally oppositely disposed on the frame and extending into the core cell for lateral guidance of the control rods, stops for the control rods disposed on the templates, and a carrying handle having a first portion thereof being pivotable at one of the corners of the frame and a second portion thereof being locked to an opposite corner of the frame in a disassembled condition and swung out of the locked condition in an assembled condition.

REFERENCES:
patent: 3856621 (1974-11-01), Suvanto et al.

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