| 摘要 |
A device for improving the ease of operation of an adjustable steering column is disclosed. This device includes a support structure provided with two movable lock flanges between which the column is arranged, and a tie (20) extending between the flanges, one end of which is associated with a stop member (24) for the tie, an intermediate bearing member (25) in contact with one flange and, arranged between the two members, an intermediate bearing washer (51) free to rotate and move axially around the tie, a rolling-contact bearing (52) between the facing surfaces of this washer and of one of the members, at least one rolling member (53) between the facing surfaces of this washer and of the other of the members, and a cage (54) for displacing this rolling member along an incline (28) provided on one of the corresponding surfaces.
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