Reinforced flexible hose

摘要: A reinforced flexible hose includes at least one inner tubular layer (2) of plastic or rubber; a knitted reinforcement (3), which has substantially parallel rows (4) and lines (5) stitches, with respective stitch counts per unit length the (Nm, Nr); an outer (6) is superimposed on (3) to protect it. The provided in form single wrapped around surface (2); stitches are helical, longitudinal pitches (Pm, Pr) inclinations mutually opposite respect axis (Y). pitch (Pr) proportional square outside diameter (ζo) (2), whilst number (Nr) directly (2).