| 摘要 |
<p>A hand-held electric drill (2) is clamped (17) to an upright L-shaped stand (1) with two uprights (11, 12) side-by-side. The drill clamp is supported by two springs (33) and has guide bushes moving on the uprights (11). The clamp (17) extends esp. sideways from the two columns (11, 12).</p> |
