摘要 |
<p>The device has a holder with clamping element fastened to a base plate with esp. threaded bore fixing points. The holder (2) is fixed to the base plate (4) via an adjusting member (3,5), which is continuously adjustable and may be locked in any position between neighboring fixing points. The adjusting member has a slide, a threaded spindle, a locking device, and a scale. The holder is formed as a column, fixed to the base plate via tongue and groove fastening.</p> |