| 摘要 |
<p>PROBLEM TO BE SOLVED: To easily accommodate a wire by easily opening and turning a rear cover by the wire, in a rotary tillage device.SOLUTION: In a rotary tillage device, an upper part of a tillage claw is covered with a tillage cover, a rear cover is supported to a rear end of the tillage cover around a horizontal axis so as to be adjustable in vertical turn, a front end of a hitch connecting rod is pivoted to a tillage frame around the horizontal axis so as to be adjustable in vertical turn, a rear-wheel assembling slide hitch of an auxiliary working machine progressing along the horizontal direction is attached to a rear side end of the hitch connecting rod so as to be adjustable in the longitudinal direction, the slide hitch is constituted so as to be liftable via the hitch connecting rod by telescopically-adjustable tillage-depth adjusting means which is arranged at the tillage frame, and the slide hitch and the rear cover are detachably connected to each other by a prescribed-long pulling wire. Accommodation support means for accommodating and supporting a tip side of the pulling wire removed from the rear cover is arranged at the slide hitch.</p> |
