| 摘要 |
This device, including a support structure equipped with two flanges between which the column is located, and with means for locking the column by bringing the flanges together, comprising a tie rod (20) extending between the flanges, one end of which is associated with locking elements comprising a member (24) for abutment of the tie rod, an intermediate bearing member (25) in contact with one flange and separating means (50) located between the two members, is characterised in that these means comprise an intermediate bearing washer (51) which is free in terms of rotation and axially around the tie rod, means (52) for rolling between facing surfaces of this washer and of one of the members, at least one member (53) for rolling between facing surfaces of this washer and the other of the members, and means (54) for displacement of this rolling member along a ramp (28) provided on one of the corresponding surfaces. <IMAGE> |
