B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
B29C53/00—Shaping by bending, folding, twisting, straightening or flattening; Apparatus therefor
B29C53/56—Winding and joining, e.g. winding spirally
B29C53/58—Winding and joining, e.g. winding spirally helically
B29C53/60—Winding and joining, e.g. winding spirally helically using internal forming surfaces, e.g. mandrels
Landscapes
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
Shaping Of Tube Ends By Bending Or Straightening
(AREA)
Procédé de fabrication d'un fil formé d'un ou plusieurs filaments synthétiqués continus en polymère thermoplastique, et appareil pour la mise en oeuvre du procédé