MOLDING METHOD FOR GLASS BOTTLE HAVING THROUGH-HOLE AT BODY

摘要

PROBLEM TO BE SOLVED: To provide a method for molding a glass bottle having a through-hole at a body using an automatic molding machine. SOLUTION: The parison 9 having the through-hole 10 is molded by supplying one or two gobs in a dividable rough mold 1 having a bridge 3 in a cavity and then is transferred to a finishing mold having the same bridge to be blow- molded. The bridge 3 is composed of the projection 5 vertical to the faced surface 4 of the mold.