| 摘要 |
PROBLEM TO BE SOLVED: To ensure that an outer cap of a container with a separate cap can always be, securely and steadily unscrewed and opened by preventing an inner cap from corotating. SOLUTION: The container comprises an outlet, an attached cylinder 11 of an inner cap body 10 with a separately removable mechanism at the top wall 13 as well as the attached cylinder 11, which is fitted to the outer periphery of the container mouth 2 of the container 1 by means of an undercut coupling and the inner cap 10 to which the outer cap 30 is screwed, wherein a stopper part 5 is provided between the upper part of outer periphery of the container mouth 2 and the upper part of inner periphery of the attached cylinder 11 to prevent corotation of the inner cap 10.
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