FAN OF GRAIN COMBINE

摘要

FIELD: agricultural machine building; particularly, fans for grain combines and seed cleaners. SUBSTANCE: fan comprises housings 1 and 2 with input and output windows 9, 10 and 11, 12. Each housing 1 or 2 has impeller with shaft 3, blades 3 and partitions 5 and 6 with holes. Inner edge of partition 5 or 6 disposed from side of input window 9 or 10 is smoothly unbent to this window 9 or 10. EFFECT: improved design. 3 cl, 2 dwg