| 摘要 |
PROBLEM TO BE SOLVED: To provide a frame structure of a motor cycle which effectively achieves proper vehicle body rigidity balance, reduction of the number of components, weight reduction, and cost reduction etc.SOLUTION: A frame structure of a motor cycle comprises: a pair of left and right main frames 11 which extends from a head pipe 101 to the rear side while expanding its width; and a pivot frame 12 welded to the main frames 11 and extending to the rear lower side. An engine 121 is disposed below the main frames 11. Hanging parts for holding and fastening the engine 121 are provided in the main frames 11. An expansion part 13 is provided at the vehicle width direction outer side of a front part of each main frame 11, and the hanging parts may be set at the expansion part 13.SELECTED DRAWING: Figure 2 |
