| 摘要 |
<p>The cutter (F) is screwed into a collet (4) and the collet is screwed into a nut (6) in the head. the nut has a hole (8) through which passes a shaft with an eccentric centre section (9). One end of this shaft has a head (10) by which it can be rotated, pulling the collet inwards and locking it by pressure on the tapered section (2'). The locking rotation can be in either direction and is limited to approximately 90 deg. by a screw and a slot (12). The other end of the shaft carries a torque spring (14) and a retaining washer by a screw (17).</p> |
