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2 074 374

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C1

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IPC

(21) (22)

Application

94015046/08, 1994-04-22

(22)

Actual filing date

1994-04-22

(45)

Published

1997-02-27

(72)

Inventor

Andreev V.V.Nekljudov A.G.Ferafontov V.P.Jakovlev A.N.

(73)

Holder

Novosibirskij Zavod

DUAL-ACTION PYROTECHNICAL RELAY Russian patent published in 1997 - IPC

Abstract RU 2074374 C1

FIELD: initiation of detonating cords with a preset time delay. SUBSTANCE: sections of detonating cord 1 are placed in cup 2 and connected to primer detonators 3. Delay elements 4 are facing each other and separated by sleeve 5 with cavity 6 in the form of two aligned truncated cones integrated with the smaller bases, facing delay elements 4 with their larger bases. EFFECT: enhanced reliability. 1 dwg, 1 tbl

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RU 2 074 374 C1

Authors

Andreev V.V.

Nekljudov A.G.

Ferafontov V.P.

Jakovlev A.N.

Dates

1997-02-27—Published

1994-04-22—Filed

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