摘要 |
<p>The aim of the present invention resides in providing a hose which has a structure with linear materials (nematosome) winding the external in the shape of screw and the inner surface is smooth and the manufacture steps are simple. In the present invention, the tube-shaped with smooth inner and the projected strip 81 that is the noumenon 82 winded with screw shaped winding are integrated to form the inner tube 8, and that is the screw shaped external linear material 1 with smooth inner can be made for improving the strength of the structure without fussy manufacture steps of heating after the whole hose combination. Otherwise, hose 100 with the kind or character suitable for the liquid can be manufactured easily by selecting inner tube 8 materials suitably according to the liquid kind without changing the steps after the finished inner tube 8.</p> |