Reactor internal equipment hoisting apparatus

Details Reactor internal equipment hoisting apparatus Reactor internal equipment hoisting apparatus

1998-07-14

2000-06-27

Matecki, Katherine A.

Induced nuclear reactions: processes, systems, and elements

Handling of fission reactor component structure within...

Fuel component

254290, G21C 1900

Patent

active

060815736

ABSTRACT:
There is provided a reactor internal equipment hoisting apparatus which is hung down from an upper side of a reactor pressure vessel to hoist reactor internal equipment installed inside the reactor pressure vessel. The hoisting apparatus includes a supporting unit which is hung down from the upper side of the reactor pressure vessel with an overhead travailing crane installed on the ceiling of the reactor building, and an elevating unit which is arranged below the supporting unit. A coupling/fixing unit is provided to the elevating unit to be releasably coupled with a hoisting lug. Power hoist using a wire rope or a chain is provided to the supporting unit. The elevating unit is hung down from the supporting unit via the rope or the chain to be moved vertically. This reactor internal equipment hoisting apparatus is easy in maintenance and storage.

REFERENCES:
patent: 3282793 (1966-11-01), Jamrog
patent: 3768668 (1973-10-01), Schukei
patent: 4199857 (1980-04-01), Meuschke et al.
patent: 5043132 (1991-08-01), Schramm et al.
patent: 5225150 (1993-07-01), Malandra et al.
patent: 5400374 (1995-03-01), Baversten
patent: 5734690 (1998-03-01), Sakamaki

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