COMPENSATING ANGLE BEND Russian patent published in 2017 - IPC F16L51/04 

FIELD: machine building.

SUBSTANCE: invention refers to compensating devices for pipes, in particular to rubber-reinforced sleeves for transporting various fluids, including petroleum products, and marine hydraulic systems and may be operated at both extended pressure and vacuo. Compensating angle bend comprises an arcuate section of constant cross section in the form of an arc with connection flanges, consisting of a sealing layer, a reinforcing carcass and a layer coating. Where the connecting flange transit to the middle of the arc the bend is provided with compensation corrugations. To work on the vacuum the bend is equipped with rings fixed to the connecting flanges by means of metal spokes.

EFFECT: invention provides a reduction of the bend length and stiffness, increase of compensation properties and reliability.

3 cl, 2 dwg