FIELD: construction.
SUBSTANCE: hose has inner layer made of a flexible material, outer layer made of nonwoven material and polymeric reactive or thermoplastic glue. The inner layer is a strengthening one and made of two corrosion protecting metal belts rigidly secured to each other over periphery and is additionally provided with a branch pipe. The polymeric glue is interposed between the inner and outer layers.
EFFECT: enhanced reliability.
10 cl, 5 dwg
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