| 摘要 |
PROBLEM TO BE SOLVED: To eliminate trouble that even tillage tines bite into cultivated soil if an implement is kept in a lowered state when an operator depresses a clutch pedal to temporarily stop traveling of a machine body and driving of the implement, and the depressing of the clutch pedal is then released to restart tillage operation according to some circumstances during the tillage operation, and that the tillage load is instantaneously increased to cause engine stop when the tillage tines abruptly start rotating with the restarting of the tillage operation. SOLUTION: There is provided an automatic lifting means A for lifting the implement 10 to a prescribed height and evacuating the implement interlocking with the depressing operation of the clutch pedal 51 during the sitting tillage operation of a tractor 1. COPYRIGHT: (C)2005,JPO&NCIPI
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