ELBOW REINFORCED COMPENSATING HOSE Russian patent published in 2014 - IPC F16L43/00 F16L51/04 

FIELD: machine building.

SUBSTANCE: invention refers to movable flexible branch pipes meant to be used in hydraulic systems at transferring fluid by pipes and at supply of vacuum. A compensating hose comprises a sealing rubber layer, a bearing rubber-cord casing, a covering layer and clamping mechanisms. Additional dome-shaped recesses are provided on the compensating hose wall in the zone of external bending radius, in the sector from 60 to 120° by section.

EFFECT: higher performance reliability of a compensating hose, simplified design and manufacturing technique, lower material input.

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