| 摘要 |
A stopper device (10) containing a substance which can be applied to the mouth of a container for liquids comprising a first portion (11) which can be fixed to the mouth, and a second portion (14) coaxially assembled in the first portion (11), wherein an internally perforated element (13) protrudes upwards from the second portion (14), equipped at a first end (12) with a freely removable closing element (15), and which at a second open end (16) is buffered against a blocking element (17) supported in an opening situated in the first portion (11) inside the mouth, the second portion (14) being moveable between a first closing position in which the second end (16) of the perforated element (13) is buffered against the blocking element (17) where a substance is contained, and a second opening position in which the second portion (14) is lifted to free the second end (16) of the perforated element (13) from its engagement with the blocking element (17), there also being sealing means (20, 20', 20") of the substance to be distributed in the container. |
