FIELD: designing and using of industrial rubber articles. SUBSTANCE: device has a covering and sealing layers of rubber, cord reinforcing layers, side ring and connecting flange which end is provided with tapered projection which contacts sealing layer of rubber. Slope angle of projection is 5-20 deg and length equals 0.4-2.0 diameters of hose. Circular recess for side ring installation is made at projection base. Tapered sleeve rolled in with its bead on flange end is positioned along covering layer of rubber. EFFECT: enhanced reliability, improved sealing. 4 cl, 2 dwg
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