摘要 |
PURPOSE:To prevent the breakage of bridged portion of a molding by a method in which a projection to specify the outer face of a pilfer-proof skirt side is provided to a female mold assembly, a male mold assembly is separated from the container cover so formed, and the projection is removed out of the container cover. CONSTITUTION:A projection 174 to specify a shoulder 32 facing the free end of a pilfer-proof skirt portion 14 on the outer face of the skirt portion 14 is provided to the annular movable part 144 of a female mold assembly. The core 108 of the male mold assembly is separated from the cover 2 of a container so formed, and the projection 174 of the female mold assembly is separated to prevent the breakage of the bridged portion 18. |