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2 157 946

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C1

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IPC

(21) (22)

Application

99108585/06, 1999-04-30

(24)

Start date

1999-04-30

(22)

Actual filing date

1999-04-30

(45)

Published

2000-10-20

(72)

Inventor

Ponomarev A.V.Petrjakov V.V.Lankin Ju.Ja.Chernovskij V.N.Klevko G.F.Volkov S.L.Vojtevich M.P.Zul'Korneev Ju.F.Gorda V.G.Gruzdev A.A.Tarabrin G.G.Osipov V.A.Dmitrieva T.V.

(73)

Holder

Zakrytoe Aktsionernoe Obshchestvo Predprijatie

DEVICE FOR APPLYING INSULATING TAPE COAT ON PIPE LINE Russian patent published in 2000 - IPC

Abstract RU 2157946 C1

FIELD: erection and repair of main pipe lines. SUBSTANCE: device includes detachable swivel rotor with winding head (spool) with roll of starting insulating material secured on it and drive carriage with electric drive. Mounted on swivel rotor are spring-loaded rubberized swivel rollers engageable with pipe line and guide roller; drive carriage is provided with supporting rollers engageable with pipe line; it is connected to swivel rotor by means of rods located on gear wheel. Device is provided with unit for applying protective coat made in form of tension roller, swivel frame with deflecting and guide rollers forming passage for feeding the protective coat having its start in inter-layer space between layers of insulating tape in roll, then passing around outer surface of roll and escaping to outer surface of insulating tapes applied on pipe line; swivel frame is located between flanges of swivel rotor at angle relative to axis of roll. EFFECT: extended range of application of equipment. 2 cl, 5 dwg

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RU 2 157 946 C1

Authors

Ponomarev A.V.

Petrjakov V.V.

Lankin Ju.Ja.

Chernovskij V.N.

Klevko G.F.

Volkov S.L.

Vojtevich M.P.

Zul'Korneev Ju.F.

Gorda V.G.

Gruzdev A.A.

Tarabrin G.G.

Osipov V.A.

Dmitrieva T.V.

Dates

2000-10-20—Published

1999-04-30—Filed

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