| 摘要 |
<p>A sealing device is described between a spray pump (1) and a bottle (3); the sealing device contains a sealing flange (11) of the toggle type to prevent leakages from the sealing device of substances contained into the bottle (3). The flange (11) is equipped with: at least one weakening groove (33); sealing contact means (29) with the walls of the bottle (3); and, optionally, reinforcing means (37) adapted to prevent that said flange (11) remains engaged with the bottle (3) when unscrewing the spray pump (1) from the bottle (3).</p> |
