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(19)

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2 544 351

(13)

(51)

IPC

E21B34/06(2006-01-01)

F16K15/02(2006-01-01)

(21) (22)

Application

2014103758/03, 2014-02-04

(24)

Start date

2014-02-04

(22)

Actual filing date

2014-02-04

(45)

Published

2015-03-20

(72)

Inventor

Shramek Vladimir BajanovichSablin Andrej Jur'EvichMatveev Dmitrij FedorovichSmirnov Ivan Georgievich

(73)

Holder

Obshchestvo S Ogranichennoj Otvetstvennost'Ju Ehlektrotekhnicheskaja Kompanija"

VALVE LOCKING ELEMENT Russian patent published in 2015 - IPC E21B34/06 F16K15/02

Abstract RU 2544351 C1

FIELD: machine building.

SUBSTANCE: locking element is made in form of the spherical locking element pressed to the seat with possibility of its movement is equipped by the support elements made in form of the curvilinear legs. The supporting elements are connected with the spherical locking element and support made, for example, in form of the ring with hole for the liquid passage. The locking element is made in form of one part out of viscoelastic, wearproof material, for example, polyurethane.

EFFECT: improved valve operating reliability.

6 cl, 3 dwg

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RU 2 544 351 C1

Authors

Shramek Vladimir Bajanovich

Sablin Andrej Jur'Evich

Matveev Dmitrij Fedorovich

Smirnov Ivan Georgievich

Dates

2015-03-20—Published

2014-02-04—Filed