| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pressure-resistant inner stopper which prevents a capping failure. <P>SOLUTION: The inner stopper 1 is equipped with an outer cylinder 5 and an inner cylinder 6 which grip the mouth 2 of a container, a top wall 8 which closes a spout cylinder 3, a score 10 which forms a spout opening on the top wall 8, and a pull ring 12 which is connected to an area demarcated by the score 10. The top wall 8 has a conical inclined wall. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
