| 摘要 |
A hub unit (10) includes a hub (20) of light material forming a cylindrical portion (21), a flange (22) and a radial recess (32) having a surface facing the flange, and two bearing rings (15, 14) axially aligned around the cylindrical portion (21) of the hub; a sleeve locking device (40) is radially interposed between the cylindrical portion (21) of the hub and the bearing rings (14, 15), and comprises a retaining portion (43) engaged in the radial recess of the hub, a terminal edge (17) which preloads the bearing rings (14, 15), and one or two cuts (48) extending in an axial direction. |
