| 摘要 |
<P>PROBLEM TO BE SOLVED: To achieve high rigidity of a vehicle body even while suppressing the weight increase in the vehicle body. <P>SOLUTION: A track system vehicle includes a vehicle body frame 1 configured by including a roof structure 10, a pair of side structures 20, and a floor structure 15, an interior body disposed inside the vehicle body frame 1 along each structure, a first device material 30 which vertically extends, and a second device material 40 which extends in a vehicle width direction. The first device material 30 penetrates an interior ceiling body 13 disposed along the roof structure 10 and an interior floor body 18 disposed along the floor structure to be rigidly connected to the roof structure 10 and the floor body 15. The second device material 40 has its coupled part coupled with the first device material 30, and its end rigidly connected to the side part 10c of the vehicle width direction of the roof structure 10. The first device material 30 is used as a handrail in the vehicle room. <P>COPYRIGHT: (C)2012,JPO&INPIT |
