| 摘要 |
The invention concerns a threaded joint spindle comprising a spindle shaft (5) provided with a prehensile device (6) and integral with a pinion (7) driven in rotation by a motor set (11) which comprises a cylinder (17) with a rod secured to a transmission member (12, 14, 15, 16), and a member for adjusting pressure (21) arranged on a line supplying (22) the cylinder in a screwing direction. |
