| 摘要 |
PROBLEM TO BE SOLVED: To facilitate the traveling operation of an accompanying vehicle running with a working vehicle in a harvesting work or the like. SOLUTION: This working vehicle such as a combine harvester A acts as a member of its combination with an accompanying vehicle functioning to receive harvests from the working vehicle and carry them while running alongside the working vehicle; wherein each of the working vehicle and accompanying vehicle has a travel driving means, and there is equipped a means for detecting the positional relationship between both the vehicles, and based on the detection result, the travel driving means on the accompanying vehicle side is ensured to freely make a changeover for higher/lower speed.
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