| 摘要 |
<p>The invention relates to a device for aerating soil, comprising a frame, moving means arranged on the frame for moving the device in a direction of movement over the ground, a drive shaft which is mounted on the frame and which can be coupled to drive means, a guiding system connected to the frame. This system comprises a number of arms (7,5,9) which are bearing mounted on the frame at respective rotation points (6,19) by means of an adjusting device. According to the invention the adjusting device is adapted to increase the distance between the first and second rotation point (6,19) substantially in a vertical direction.</p> |
