VESSEL WITH UNDERCUT AND BLOW MOLDING MOLD SUITABLE FOR MOLDING THE VESSEL

摘要

PROBLEM TO BE SOLVED: To provide a vessel, capable of realizing discrimination against another vessel by the configuration of appearance itself, and a mold suitable for the molding of the vessel. SOLUTION: The vessel having a vessel main body, into which the contents of the vessel is filled, and a mouth section, molded integrally with the vessel main body to fill and discharge the contents, is molded while an undercut is provided on at least one place of the cylindrical part of the vessel main body.