HIGH-PRESSURE FLEXIBLE HOSE Russian patent published in 2014 - IPC F16L11/00 

FIELD: machine building.

SUBSTANCE: invention relates to high-pressure flexible sleeves used in piping systems. Outer surface of a longitudinal projection of the flange represents a combined rotation surface consisting of conical, cylindrical and curved elements. The conical element of surface of the longitudinal projection is a flattened cone, the base of which is located on the end face side of longitudinal projection of the flange; a sealing layer is arranged along inner diameter of the flange of the flexible hose in a cavity for laying of the sealing layer; a bead ring is made from synthetic high-strength low-tensile cord.

EFFECT: simpler design of a flexible hose flange and providing reliability of attachment of a power frame on the flange.

5 cl, 2 dwg