METHOD OF CONNECTING PIPES WITH POLYMERIC COATING BY CRIMPING COUPLING Russian patent published in 2009 - IPC F16L13/02 

Abstract RU 2360173 C1

FIELD: mechanics.

SUBSTANCE: in the connection on the middle part of inner bush there installed is a rubber gland of T-shaped rectangular section that at the same time is both restricting and sealing. On the ends of inner bush there installed are rubber sealing rings, and to polymeric coating there applied is adhesive composition that, during crimping of outer coupling, forms an adhesive bead on the ends of inner bush and also forms reliable sealing of the joint of the pipes being connected.

EFFECT: invention increases reliability of the joint's sealing of the pipes being connected.

1 dwg

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RU 2 360 173 C1

Authors

Chakheev Sergej Leonidovich

Chakheev Andrej Leonidovich

Dates

2009-06-27Published

2008-01-09Filed