| 摘要 |
<p>The arrangement is applied to recipients comprising a tubular body (10) having an end edge (10a) which incorporates an outer flange (11) forming a first and a second hook (12, 13). An end wall (20) incorporates a closure flange (21) forming an outer hook (22) and a median hook (23) which have their inner surfaces seated onto the first and the second hook (12, 13), and an inner hook (24) being internal to the first hook (12), and seated, on one side, against the tubular body (10) and/or the side region of the first hook (12) and, on the other side, against a median side region of the first hook (12), a base portion (24a) of the inner hook (24) being spaced from a base portion (12a) of the first hook (12), the inner hook (24) and the second hook (13) presenting free end edges (24b, 13b) radially spaced from each other.</p> |
