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2 113 343

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IPC

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Application

96110555/02, 1996-05-27

(22)

Actual filing date

1996-05-27

(45)

Published

1998-06-20

(72)

Inventor

Rozhkov V.V.Chapaev I.G.Batuev V.I.Belosokhov A.I.Bychikhin N.A.

(73)

Holder

Aktsionernoe Obshchestvo Otkrytogo Tipa Zavod Khimkontsentratov"

MANIPULATOR FOR NUCLEAR REACTOR FUEL ASSEMBLIES Russian patent published in 1998 - IPC

Abstract RU 2113343 C1

FIELD: in- service handling of nuclear reactor fuel assemblies. SUBSTANCE: manipulator has gripper built up of at least eight gripping arms and provided with cross-arm; hinged to the latter are levers kinematically linked through common shaft with drive; it also has fuel assembly handling unit built up of cross-arm and carriage mounted set of blocks joined through carriage mounted cables to drive, and holding unit built up of cross-arm mounted vertical pins looking upward towards carriage and provided with annular conical ribs with their conical tops up; carriage mounts guide bushings to receive mentioned pins; upper parts of guide bushings carry pawls in the form of ratchets engaging annular conical ribs; provided in lower part of cross-arm are locking pins; bushing guides are placed on fuel assembly walls to receive mentioned pins; ratchets are made in the form of spring-loaded electromagnet cores; soft polymer (caprolactam) plates are attached to inner surfaces of gripping arms. EFFECT: improved safety of fuel assemblies during their handling. 3 cl, 5 dwg

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RU 2 113 343 C1

Authors

Rozhkov V.V.

Chapaev I.G.

Batuev V.I.

Belosokhov A.I.

Bychikhin N.A.

Dates

1998-06-20—Published

1996-05-27—Filed

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