| 摘要 |
<p>There is described a device for vertical tool guiding for a drill floor (1), where there on the drill floor (1) is arranged at least one rig (2a, 2b, 2c), as the each rig (2a, 2b, 2c) is arranged on a rig foundation (21) supported on the drill floor (1) rotatably about a first, vertical axis (A) and arranged to be able to displace a tool (24a, 24b, 24c) in a horizontal working sector (Sa, Sb, Sc) that in a vertical projection at least touches or cuts through the central axis (C) in a through drill floor opening (11), each rig (2a, 2b, 2c) being provided with a vertical guide track (22).</p> |
