Hub for rotary bearing of vehicle wheel of motor truck-axle or motor truck-trailer axle, has bearing seat for supporting roll bearing of torque proof axle and flange section arranged with opening for screw bolt on large diameter

摘要

The hub (3) has a bearing seat (9) for supporting a roll bearing (2) of a torque proof axle (1) and a flange section (10) arranged with an opening (14) for screw bolt (13) on a large diameter. The flange section has flange surfaces (11,12) for fastening a vehicle wheel (6) and a brake disk or a brake drum. A hub base is made from aluminum or magnesium alloy with a grain volume (20) enclosed by aluminum or magnesium between the bearing seat and the flange section in a mineral filler.