| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a structure for mounting and dismounting a cap which easily prevents a user from removing the cap and which enables a person knowing the structure to mount and dismount the cap easily. <P>SOLUTION: This relates to a structure for mounting and dismounting a cap 12 with a nozzle to be mounted on a container body 13 covering its neck part 14. The structure comprises a folding guide groove 17, formed on the outer peripheral face of the neck part 14 having a plurality of folding parts 16 provided extensively in the peripheral direction being cut from a notch start part 15 at the top end edge of the neck part 14, and a slide and fit rib 20, provided by protrusion to the inner peripheral face of the cap 12 which idle fits and moves along the groove 17 and catches the end part 19 of the groove 17. The groove 17 is so formed that the release of the end part 19 of the guide groove 17 of the rib 20 which is in a secured condition is started by turning the cap 12 to the right. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
