| 摘要 |
PURPOSE: To simplify the assembling work and surely and smoothly rotate and drive a driving wheel. CONSTITUTION: This joint unit for a driving wheel is provided with an outer ring member 22, a hub structure 24, a whirl stop mechanism 26 for integrally rotating the outer ring member 22 and the hub structure 24, and a fastening mechanism 28 axially fastening and fixing the outer ring member 22 and the hub structure 24 together. The whirl stop mechanism 26 has the first and second tooth sections 48, 50 capable of being meshed with each other and provided on the first and second end faces 36, 44 extended in the radial direction and facing each other. The fastening mechanism 28 is provided with a bolt member 52 inserted into through holes 34, 46 from an inner spherical face 30 side and a nut member 54 arranged on the flange section 38 side of the hub structure 24. |
