| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a suspension frame support structure with high rigidity that prevents a boss arranged where a suspension frame and a vehicle body are coupled to each other from falling or deforming.SOLUTION: A suspension frame support structure includes: a suspension frame which is positioned at a lower part of a vehicle body, and extends in a vehicle width direction and has a suspension arm suspended at both ends; two curved members 120 which extend from both the ends toward the vehicle body while curved outwards in the vehicle width direction; and a boss 130 which is arranged at ends of the two curved members, extends vertically, and is coupled to the vehicle body with a bolt inserted inside. The boss is joined to the ends of the curved members in two joint regions 150, 160 of a vehicle front part and a rear part on an outer peripheral surface thereof, the two joint regions extend in the vertical direction, and segments M, N connecting upper ends and lower ends of the joint regions 150, 160 to each other are outer diameters of the boss respectively.</p> |
