| 摘要 |
[PROBLEM TO BE SOLVED] TO PROVIDE A MOTORCYCLE CAPABLE OF INCREASING THE RIGIDITY FOR SUPPORTING A STORAGE BOX.[SOLUTION] A BODY FRAME (2) INCLUDES A MAIN FRAME (14) EXTENDING FROM A HEAD PIPE (3) OBLIQUELY DOWNWARD, BACKWARD OF A VEHICLE; LEFT AND RIGHT SEAT RAILS (15) CONNECTED TO THE REAR PORTION OF THE MAIN FRAME (14) AND EXTENDING OBLIQUELY UPWARD, BACKWARD; AND LEFT AND RIGHT BACKSTAYS (16) EXTENDING BETWEEN AND CONNECTED TO THE LEFT AND RIGHT SEAT RAILS (15) AND THE REAR END OF THE MAIN FRAME (14). A STORAGE BOX (19) IS DISPOSED SUCH THAT THE BOTTOM (19B') THEREOF IS POSITIONED ABOVE A CONNECTION PART (2B) OF THE MAIN FRAME (14) AND THE BACKSTAYS (16), AND THE STORAGE BOX (19) HAS FRONT AND REAR ATTACHMENT PARTS (19P,19Q) SECURED TO THE SEAT RAILS (15). THE FRONT AND REAR ATTACHMENT PARTS (19P,19Q) ARE SEPARATELY DISPOSED, RESPECTIVELY, FORWARD AND BACKWARD OF A VERTICAL LINE "B" THAT PASSES THROUGH THE CONNECTION PART (2B).
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