ASSEMBLING STRUCTURE AND ASSEMBLING METHOD OF WHEEL BEARING

摘要

The present invention relates to an assembling structure for a wheel bearing. The assembling structure includes a wheel hub for a vehicle, an inner wheel which is inserted into the step portion of the wheel hub, an outer wheel which is arranged on the outside of the wheel hub and the inner wheel and rotates, and at least one motor which is arranged in the wheel hub or between the inner wheel and the outer wheel. The contact area between the inner diameter of the inner wheel and the outer diameter of the step portion by the insertion of the inner wheel is different in the front and rear of the inner wheel.