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2 247 887

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(51)

IPC

(21) (22)

Application

2003109914/06, 2003-04-07

(24)

Start date

2003-04-07

(22)

Actual filing date

2003-04-07

(45)

Published

2005-03-10

(72)

Inventor

Gavrilov P.M.Galuzo L.B.Karpov A.D.Kuchma V.M.Meshcherjakov V.N.Romanov O.N.Tsyganov A.A.

(73)

Holder

Federal'Noe Gosudarstvennoe Unitarnoe Predprijatie Khimicheskij Kombinat" Ministerstva Rossijskoj Federatsii Po Atomnoj Ehnergii

CHECK VALVE Russian patent published in 2005 - IPC

Abstract RU 2247887 C2

FIELD: pipe line fittings; pipe lines for liquid media at nuclear power stations.

SUBSTANCE: proposed check valve has body with inlet and outlet branch pipes and seat, lock and detachable spindle engageable with this lock. Valve is provided with damper. It is made in form of drum with ports shielded by filtering insert. Damper is provided with fastener for securing in inlet branch pipe of valve.

EFFECT: enhanced safety.

3 cl, 3 dwg

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RU 2 247 887 C2

Authors

Gavrilov P.M.

Galuzo L.B.

Karpov A.D.

Kuchma V.M.

Meshcherjakov V.N.

Romanov O.N.

Tsyganov A.A.

Dates

2005-03-10—Published

2003-04-07—Filed