FIELD: joints or fittings for pipes.
SUBSTANCE: junction has the first part whose one end is provided with the male member having outer thread. The second part of the pipe is provided with the female threaded member. The members are made for engaging. The outer thread extends up to the stop projection of the other member. The stop projection has a conical hollow with the rounded top. The outer conical surface of the stop projection of the male member or the receiving cone of the female member includes one or more bent members.
EFFECT: enhanced reliability of junction.
9 cl, 11 dwg
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RU2681152C1 |
