| 摘要 |
<p>The present invention relates to a harrow for a tractor. According to the invention, there is provided a harrow for a tractor comprising a frame (20) having one end connected to the top part of a rotavator (2) mounted detachably in the rear of a tractor, said frame being controlled in its elevation by a hydraulic cylinder (10), a central blade section (30) connected to the underside of the frame (20) and left and right side blades (50) and (60) positioned on opposite sides of the central section (30), wherein the central blade section (30) is provided with a plurality of harrow pieces (37a) and (37b) having different extensions in the longitudinal direction of the tractor and the left and right side blades (50) and (60) are formed with a plurality of inclined harrow pieces (57) and (67) inclined inwardly toward bottom ends to gather soil to the inside.</p> |
