| 摘要 |
<p>PROBLEM TO BE SOLVED: To utilize as a structure a container which is hard to recover and reuse without making regenerative treatment. SOLUTION: This container has a bottom, a cylindrical sidewall erected from the bottom, and a neck (4) formed by drawing the sidewall at the tip end. Contents are held in a holding part (1). In the neck (4), a screw thread (7A) is formed on the outside periphery of an opening end (2) in the neck (4). In the bottom face, a hole (8B) is made for fitting to the neck of another container. A screw thread (7B) is formed on the internal wall of the hole to screw down the neck part, on which a collar (5) is formed.</p> |
