RETRACTABLE PIPE BASED ON A DOUBLE ETOFFE TEXTILE

摘要

The invention relates to a retractable pipe whose wall is formed of at least one flexible ribbon impermeable to gases and / or liquids welded by its cylindrical helical selvedges and at least one helical wire. cylindrical step identical to that formed by said ribbon, characterized in that said ribbon is a double fabric fabric having at least two regions where the two fabrics work between them so as to delimit between them at least one inflatable area, said textile being covered a coating layer of a material impermeable to gases and / or liquids.