GEAR SHUTTING OFF PIPE-LINE Russian patent published in 1998 - IPC

Abstract RU 2105229 C1

FIELD: shutting of internal space of pipe-line. SUBSTANCE: pressing collar is provided with ring groove over outer diameter, clear tube is mounted radially to its axis. Spaces of radial groove and clear tube are filled with fluid and eyelets of collar are manufactured in the form of zigzag folded cord. Eyelets arranged on side of pressure are so shortened that cord embraced by them is pressed against walls of collar. EFFECT: improved functional reliability of gear. 3 dwg

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RU 2 105 229 C1

Authors

Gumerov A.G.

Khasanov A.Kh.

Chentsov A.N.

Kasymov T.M.

Popov V.V.

Azmetov Kh.A.

Dates

1998-02-20—Published

1995-09-27—Filed