| 摘要 |
PROBLEM TO BE SOLVED: To provide a rear axle frame which is compact in a fore and aft direction of a vehicle body. ! SOLUTION: A rear axle frame 1 includes: an upper plate part 10 extending in a crosswise direction 5b of a vehicle body; a swing shaft 13 which is provided at a center part of the upper plate part 10 when viewed in a length direction, horizontally extends in a fore and aft direction 5a of the vehicle body, and is pivotally supported by the vehicle body so that the rear axle frame 1 may swing; a lower plate part 11 extending in the crosswise direction 5b of the vehicle body; an intermediate wall part 12 which connects the upper plate part 10 with the lower plate part 11, vertically extends in a vertical direction 5c of the vehicle body, and supports a rear axle 30, a rack-and-pinion mechanism, a steering motor 32, and a transmission gear; and a pair of upper protective walls 160 which are provided at the intermediate wall part 12 and extend in the vertical direction 5c of the vehicle body whi |
