| 摘要 |
<p>Telescopic beaker comprises several telescopic rings (1, 2, 3, 4) with a sieve insert (16) detachedly connected to the innermost ring (4). Preferred Features: The outermost ring (1) has a base (5) which is connected in one piece to the outermost ring. A lid (11) is detachedly connected to the innermost ring. The lid has an attachment which is connected to the innermost ring using a press fit.</p> |
