| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent leakage, mixing of foreign matters and pilferage at a stage of commodity distribution and to ensure convenience of pouring and prevention of leakage at a stage of consumption while making a fitting surrounding wall of a spouting stopper separable and floatable easily from the mouth of a container body in the case of classified recovery as recyclable waste. SOLUTION: An extraction stopper includes a spouting stopper main body 7 having a breakable opening 16 at the inside of a spouting tube 13 at its upper part with its fitting surrounding wall 10 at the lower part fitted to the outer periphery of the mouth part 3 of a container body, 1 with the lower end face of the fitting surrounding wall 10 opposed to the upside of a flange 6 at the neck part 5 of the container body 1 with a slight gap (a), and an annular wedge 9 that is arranged in continuity at a position right below the fitting surrounding wall 10 by means of a plurality of thin break pieces 21 for separating the spouting stopper body 7 from the mouth part 3 by being wedged into the gap (a).</p> |
