Induced nuclear reactions: processes – systems – and elements – Handling of fission reactor component structure within... – Fuel component
Reexamination Certificate
2011-07-26
2011-07-26
Palabrica, Rick (Department: 3663)
Induced nuclear reactions: processes, systems, and elements
Handling of fission reactor component structure within...
Fuel component
C376S264000, C376S267000, C376S268000
Reexamination Certificate
active
07986760
ABSTRACT:
A method and apparatus for the permissive control of a mast and fuel grapple to be used in the movement of reactor fuel components, including fuel assemblies, single blade and double blade guides, to be used in a Boiling Water Reactor (BWR) nuclear reactor. The Permissive Control System reduces the chance of human error associated with the movement of reactor components by assisting in controlling the location (plant coordinate) of the mast for picking-up and dropping-off reactor components, the sequence of reactor component movements, the orientation (angular rotation) of the mast and fuel grapple, the raising and lowering of the grapple, and the opening and closing of the fuel grapple.
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European Search Report dated Apr. 18, 2011, issued in U.S. Appl. No. 08/168,545.
GE-Hitachi Nuclear Emergy Americas, LLC
Harness & Dickey & Pierce P.L.C.
Leach Erin M
Palabrica Rick
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