HIGH-PRESSURE RUBBER-CORD BRANCH PIPE Russian patent published in 2015 - IPC F16L33/00 

FIELD: machine building.

SUBSTANCE: invention relates to the rubber-cord articles, in particular to HP flexible branch pipes, and can be used during manufacturing of the rubber-cord branch pipes. The split side ring ensures forced squeezing of the rubber layers and cord in the side zone, at that ends of the split side ring interact with each other by means of the radius insert secured at one end of the split side ring. Cross-section of the split side ring and holes of the radius insert has shape that differs from the round.

EFFECT: increased tightness of the flanged connection of the rubber-cord branch pipe within wide range of pressures.

2 cl, 3 dwg