| 摘要 |
PROBLEM TO BE SOLVED: To provide a cap member in which the cap member for opening and closing an opening is coupled integrally with a dishonest prevention ring piece, and after removing the dishonest prevention ring piece, the cap member becomes in an operable state, therefore presence/absence of dishonest opening can be determined surely and easily by visual inspection, and opening/closing operation is performed easily, in a cap body assembled to a mouth cylindrical part of a container body.SOLUTION: A cap body comprises: an assembling part 2 for forming an opening 4 by being assembled to a mouth cylindrical part 26 of a container body 25; and an opening/closing mechanism part 10 having a cap member 11 for opening and closing the opening 4 and coupled integrally with the assembling part 2 via a hinge piece 24. The cap member 11 is coupled with the hinge piece 24 via a dishonest prevention ring piece 17 which can be torn and removed, and the cap member 11 is assembled. |
