| 摘要 |
PROBLEM TO BE SOLVED: To make a lid material cover an opening side of a container body with proper performance.SOLUTION: A lid material 20 can intrude into a container body 10 from an opening 16, and an edge part 22a of the lid material 20 is latched by being pressed against an inner wall of the container body 10 on the side of a bottom 14 with respect to the opening 16. Thus, the lid material 20 covers the side of the opening 16 while being held within the container body 10. |
