| 摘要 |
PROBLEM TO BE SOLVED: To simply attain the additional equipment of the draft operation unit to the tractor having the position lever provided therewith. SOLUTION: The bracket 31 equipped with the link mechanism of the position lever 30 and the bracket 41 equipped with the link mechanism of the draft lever 40 are made in the same shape and in common use. When the draft operation unit is additionally installed, both of the brackets 31 and 41 are over- wrapped and attached to the cylinder case 16 so that the lever axis S1 of the position lever 30 and the lever axis S4 of the draft lever 40 may be set on the same axis.
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