| 摘要 |
<p>The element (14) has a flat base section (18) for fastening the element to a frame of a soil processing machine, and a curved section (20) connected to the base section. A straight free bracket (22) is connected to the curved section, where breadth of the element is 120 mm and thickness of the element is 8 to 12 mm. The curved section is extended over an arc angle of 120-160 degrees. Length of the bracket amounts to two to three-times of the breadth of the element. A free end of the bracket is tapered in a trapezoid-shape, and has a screw hole (30) as a fastening device for a tool. Independent claims are also included for the following: (1) a disk harrow comprising leaf spring element (2) a sowing machine comprising a leaf spring element.</p> |
