SADDLE FOR A BRANCH CONNECTION Russian patent published in 2018 - IPC F16K25/00 

FIELD: machine building.

SUBSTANCE: invention relates to a clamping saddle for polymeric pipes containing a branch projection, a saddle piece, central axes (X), (Y) and (Z), and a groove for the arrangement of a seal, wherein the inner cheek of the groove is arranged, throughout the course of the groove, perpendicular to the inner surface of the saddle piece, outer cheek runs, throughout the course of the groove, at no position parallel to the inner cheek.

EFFECT: invention improves joint reliability.

11 cl, 5 dwg