| 摘要 |
PROBLEM TO BE SOLVED: To provide a double container configured so that, once a pouring plug is fitted, the pouring plug cannot be easily detached.SOLUTION: A double container comprises: a container body comprising an inner layer body 2 in which a content is filled, and whose volume can be reduced following to pouring of the content, and an outer layer body 2 for forming an appearance shape of the container; and a pouring plug 3 fitted to an opening neck part 1b of the container body, and pouring the content via a pouring cylinder 3c. A base end part of the opening neck part 1b of the container body comprises at least one of salient parts 16, 18 which expands outward, and a side wall of the pouring plug 3 comprises openings 17, 19 or a recess part for fitting the salient parts 16, 18 thereto in a fitting posture of the pouring plug 3, and maintaining the fitting posture of the pouring plug 3.SELECTED DRAWING: Figure 1 |
