| 摘要 |
<p>The profile connection has two hollow profile bars (1,2) of rectangular cross section connected by two bolts (18). Two blocks (13) are connected to form a rigid unit (20) by a bridge (12) and fit in two inner C-section profiles (10,11) in the first hollow profile bar (1). The bolts consist of two capscrews passing through the blocks in the axial direction and by means of which the assembled rigid unit (20) through engagement of the screw thread in the wall of the other hollow profiled bar is screwed to the latter.</p> |
