| 摘要 |
<p>The device has a stop face (28) located at an end of a ratchet elastic expansion (29) and integrated to a rectangle triangle shape element that is attached to a skirt (25) of a cap (21) by a weakened portion (30). A side of the rectangle triangle shape element is adjacent to a side of a rectangle triangle shape articulation element (31) whose hypothenuse is connected to the skirt by a weakened portion (33). The expansion (29) is attached to the skirt of the cap dimensioned for being deformed in a plastic manner, during the unscrewing of the cap.</p> |
