| 摘要 |
<p>The seed is fed into a hopper (5) from which it is supplied to the sowing system. The machine has a frame (1) carrying a row of disks (3) with rollers behind them. There is a hopper support frame (2) and a linkage (6) connected to the sowing beam (7). The mechanism includes a screw spindle drive (19) and a bell crank (18) with a hook (20) on the end. There are transverse rods (10a,10b) on the beam with ball bearings for a support (9a,9b) for sowing disks (11a,11b) and pressure rollers (12a,12b).</p> |
