| 摘要 |
Construction prop provided with an outer pipe with a longitudinal central axis, a foot at a lower end of the outer pipe, a screw thread adjacent an upper end of the outer pipe, two slotted holes which are located at the screw thread and which extend in a direction parallel to the longitudinal central axis and which are provided diametrically relative to each other in the outer pipe, wherein an inner pipe is slideably received in the outer pipe and is provided with a series of pairs of holes which are arranged over a part of the length of the inner pipe, while the two holes of each of the pairs of holes are disposed diametrically relative to each other in the inner pipe, wherein, in the outer pipe, which is of thin-walled design, a reinforcing pipe part is included at the screw thread. |
