METHOD FOR FABRICATING COIL USED FOR INSTALLING CABLE AND APPARATUS

摘要

PROBLEM TO BE SOLVED: To provide a method and apparatus for fabricating a coil used for installing a cable at low cost but with high quality that stably maintains the cable after installing. SOLUTION: A core wire supplier 10 supplies a metal wire 1a passing through a die 22 of an extruder 20 to coat it with a molten synthetic resin 1b to produce a resin coated metal wire 1A, which is drawn through a cooling device 30 to a transfer path S by a take and transfer device 40, thus continuously transferred to a coil shaper 50 to produce a spiral coil 1.