Retention strip for sieve panel of sieving machine, has retention side facing arriving goods and another side turned away from goods, and air channels emptying out into side of strip into air outlet openings

摘要

The strip (3) has a retention side facing arriving goods and another side turned away from the goods. The goods reach at the latter side after overflowing of the strip. Air channels guide compressed air, where the channels empty out into a side of the strip into air discharge openings (7), where air discharge nozzles (9) and the air discharge openings are arranged on the side turned away from the goods. Air discharge direction of the openings or the nozzles is upwardly directed. A sieve panel (1) and/or the strip are made of plastic such as polyurethane (PU).