| 摘要 |
In a screw cap reservoir, in particular for a cosmetic such as nail enamel, comprising a neck having an external thread on which to screw the internal thread of the screw cap, an encircling shoulder being formed on the neck in the portion below the external thread, this shoulder having at least one stop in the form of a projection which, extending over a certain angle at circumference, projects upwards from the annular shoulder, and stop recesses being provided on the lower edge of the screw cap, which cooperate with the stop projections and which snap-engage with the stop projections when the screw cap is screwed on so that the screw cap is arrested in a defined final position by resistance to return motion, it is provided, with a view to achieving a defined closing condition accompanied by a pronounced click effect, that in a portion approximately above each stop recess, the peripheral surface of the screw cap is provided with a recess tapering the wall thickness or breaching the wall.
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