PREMOLDED BODY BLOW-MOLDED INTO CONTAINER

摘要

PROBLEM TO BE SOLVED: To easily remove stacked bodies even when they are mutually piled up. SOLUTION: In a premolded body made of a synthetic resin which is constituted of an annular open neck part and a closed-end cylindrical blow-molded part with an inverted and truncated cone cylindrical side wall and is blow- molded, when the premolded bodies 2a and 2b are assembled by forwarding the blow-molded part 6b of the premolded body 2b into the blow-molded part 6a of the premolded body 2a, the inner wall face 66a of the lower part of the premolded body 2a is brought into line contact with the outer wall face 68b of the blow-molded part 6b of the premolded body 2b along the circular line L2 to prevent the premolded body 2b from forwarding furthermore and a piled-up condition is formed.