| 摘要 |
The invention concerns a cap ( 1 ) comprising as assembly consisting of: a) a plastic insert ( 2 ) comprising a head ( 3 ) with closure means ( 31, 32 ) and a threaded skirt ( 4 ), and b) a metal wall. The invention is characterised in that: 1) said metal wall ( 5 ) covers all or part of the outer surface of said insert ( 2 ) and includes at least a metal skirt ( 51 ) for receiving said skirt ( 4 ) of said insert ( 2 ); said metal skirt ( 51 ) includes an edge ( 510 ) crimped to said insert ( 2 ) so as to assemble together said metal wall ( 5 ) and said insert ( 2 ); 3) said cap comprises means designed to provide weight and/or volume to the part of said cap located above said sealing closure means ( 31, 32 ).
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