| 摘要 |
Closing cap ( 1 ) for a receptacle, typically a bottle with a threaded neck comprising an outer cap ( 2 ) typically provided with a top ( 20 ) and a skirt ( 21 ), and an insert ( 3 ) made of a plastic material with a threaded skirt ( 31 ) fixed to the said outer cap ( 2 ), characterised in that the said threaded skirt ( 31 ) comprises an inner thread ( 32 ), and the thickness of the bottom ( 320 ) varies from 0.40 mm to 0.150 mm. |
