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2 079 758

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C1

(51)

IPC

(21) (22)

Application

93041235/06, 1993-08-16

(22)

Actual filing date

1993-08-16

(45)

Published

1997-05-20

(72)

Inventor

Andreev-Andrievskij A.E.Kuropatkin A.D.

(73)

Holder

Vserossijskij Nauchno-Issledovatel'Skij Institut Avtomatiki

DISPOSABLE SAFETY VALVE Russian patent published in 1997 - IPC

Abstract RU 2079758 C1

FIELD: valving. SUBSTANCE: disposable safety valve has a housing with a flow opening. The opening is overlapped by a piston with seal and supporting member. The supporting member is made up as at least one rod and is secured inside the housing or piston as a cantilever. On reaching a given positive pressure the supporting member is plastically bent and losses carrying capability. EFFECT: enhanced reliability. 1 dwg

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RU 2 079 758 C1

Authors

Andreev-Andrievskij A.E.

Kuropatkin A.D.

Dates

1997-05-20—Published

1993-08-16—Filed

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