| 摘要 |
<p>Two constructional elements (11, 12) connected telescopically to one another have a radial bore (13) equipped with a thread (39) and an axially descending groove (17). Screwed into the bore (13) is a grub screw (14), the conical tip (15) of which comes into engagement with the flanks (18, 19) of the groove (17), in order either to fix the two constructional elements (11, 12) relative to one another or to brace them axially relative to one another.</p> |
