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2 145 448

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Application

97119753/06, 1997-11-18

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Start date

1997-11-18

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Actual filing date

1997-11-18

(45)

Published

2000-02-10

(72)

Inventor

Belenko S.V.Batuev V.I.Chapaev I.G.Rozhkov V.V.Khrushchelev V.I.Il'In G.V.Bychikhin N.A.

(73)

Holder

Otkrytoe Aktsionernoe Obshchestvo Zavod Khimkontsentratov"

NUCLEAR-REACTOR FUEL-ASSEMBLY HANDLING DEVICE Russian patent published in 2000 - IPC

Abstract RU 2145448 C1

FIELD: nuclear power engineering; reactor refueling and spent fuel recovery. SUBSTANCE: device primarily used for VVER-1000 reactors has its body made in the form of screw pair with center guide and bottom part accommodating rolled-in ball engageable with mating seat on top lid of additional insert wherein guide rods are used for fixing mentioned lid of additional insert having annular aligning slot on head shell with lower lid whose diameter equals inner diameter of head shell; set of holes is provided on both lids of additional insert and in body; slot following shape of key on head shell of fuel assembly is provided on fork attached to upper lid of additional insert; lower lid of the latter is made of polymeric material (textolite); one of levers is fixed to body and other one has lock in the form of locking bolt with grip; guide in upper part is provided with handle. EFFECT: reduced labor consumption, improved reliability of engagement of device levers, prevention of their spontaneous disengagement and damage to guide bushings of head. 3 cl, 3 dwg

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RU 2 145 448 C1

Authors

Belenko S.V.

Batuev V.I.

Chapaev I.G.

Rozhkov V.V.

Khrushchelev V.I.

Il'In G.V.

Bychikhin N.A.

Dates

2000-02-10—Published

1997-11-18—Filed

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