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2 185 558

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IPC

(21) (22)

Application

2000109162/06, 2000-04-14

(24)

Start date

2000-04-14

(22)

Actual filing date

2000-04-14

(45)

Published

2002-07-20

(72)

Inventor

Volodin Ju.G.Egorov Ju.A.Eliseev V.G.Zarajskij G.P.Nikulin S.P.Pavlov S.N.

(73)

Holder

Federal'Noe Gosudarstvennoe Unitarnoe Predprijatie Bjuro Obshchego Mashinostroenija Im. V.P.Barmina"

LOCKING VALVE (VARIANTS) Russian patent published in 2002 - IPC

Abstract RU 2185558 C2

FIELD: pipeline fittings, namely reliable closing of main lines for high pressure gases and liquids. SUBSTANCE: locking valve according to variants 1, 2 of invention includes housing with inlet and outlet unions; spindle joined with pusher; ball-like locking member engaging with pusher and with working surface of inlet union; flywheel. Cavity of inlet union at side of ball-like locking member is in the form of truncated cone. Valve according to variant 1 of invention has spring-loaded sleeve mounted on pusher with possibility of motion relative to its axis. Ball-like locking member is placed inside said sleeve. In variant 2 of invention valve is provided with sleeve made of elastic material and mounted on pusher with possibility of motion relative to its axis. Ball-like locking member is placed inside said sleeve. EFFECT: enhanced operational characteristics, increased useful life period of locking valves. 2 cl, 2 dwg

Similar patents RU2185558C2

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RU 2 185 558 C2

Authors

Volodin Ju.G.

Egorov Ju.A.

Eliseev V.G.

Zarajskij G.P.

Nikulin S.P.

Pavlov S.N.

Dates

2002-07-20—Published

2000-04-14—Filed