| 摘要 |
<p>A plunger filter apparatus comprising: (a) a drinking vessel (1) having a side wall (2) and a bottom wall (5); and (b) a plunger having a filter element (10) adapted to slidably and sealingly engage the side wall (2) of the vessel and having a driving member (12), at least a portion (13) of the driving member extending parallel to and adjacent the interior side wall surface (3) of the vessel and cooperating with vessel (1) to guide the filter element (10) so that the filter element remains horizontal during plunging.</p> |
