| 摘要 |
<p>The invention relates to a closing cover (2) for a liquid container (4), said cover including an axial passage (20) enabling passage through the cover (2) of an elongate body (30) of a means (3) for agitating said liquid, which is intended to be mounted rotatably in said axial passage (20), said axial passage (20) including a so-called receiving portion (23) for the elongate body (30), through which the elongate body (30) of the agitation means (3) is intended to pass, and a so-called receiving portion (21) for a seal (1), having an inside diameter greater than the inside diameter of the receiving portion (23) for the elongate body (30), which houses an annular seal (1) through which said elongate body of the agitation means is intended to pass. According to the invention, the inner peripheral surface of said annular seal (1) includes a helical lip (120).</p> |
