SUBMERSIBLE CAGRO-HOISTING DEVICE Russian patent published in 1995 - IPC

Abstract RU 2049019 C1

FIELD: hoisting sunken objects. SUBSTANCE: submersible cargo-hoisting device has frame with folding soft envelope, gas generators brought in communication by means of pipe lines cargo gripping members. Folding soft envelope is arranged in cylindrical housing mounted on frame and provided with detachable cover. Envelope is provided with normally open valve through which gas is bled in the course of surfacing of the device; after surfacing, the valve is shut off. EFFECT: enhanced reliability. 7 cl, 3 dwg

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RU 2 049 019 C1

Authors

Zapretilina Z.I.

Kovin S.G.

Morozov S.V.

Oparin Ju.A.

Telitsyn Ju.S.

Jagurtova N.M.

Dates

1995-11-27—Published

1992-07-03—Filed