| 摘要 |
<p>The adapter (7) is made of two cone shaped elements (2, 6) joined at their wider ends. After the clamping sleeve (3) has been positioned the lower (2) of the two cones (2, 6) is inserted from the top. A projection (4) protruding from the outer surface of the joint area can be engaged with one of three recesses (5) provided at the upper rim of the sleeve (3) as required by the specific situation, facilitating a perfect positioning and preventing a rotating motion.</p> |
