| 摘要 |
A harrow for a tractor having the self-leveling function is provided to maintain the horizontal state by returning to the original position with center by the centroid of the harrow. A harrow for a tractor having the self-leveling function comprises: a supporting frame body fixed to a main body of the rotary body; and a harrow connected to the supporting frame body. The supporting frame body comprises: lever frames(1,1a) which are rotatably connected to both sides of a rotary supporting shaft; a width frame(2) fixed to the front tip of the lever frame in the traverse direction; a movable hinge housing(4) connected to the holder body(3) in the vertical direction; and a connection movable axis(5) maintaining the horizontal state. |
