FIELD: agriculture.
SUBSTANCE: invention relates to agricultural machinery industry, in particular to threshing devices for threshing agricultural crops. The beater drum comprises a housing 1 formed by discs 2 with the ledges 4 fixed to a shaft 3. On the ledges 4 the teeth operating elements 5 are mounted, the bases 7 of which are bent in a direction opposite to the teeth 6. At least on two of them the streamlined planks 8 are located. The other teeth operating elements 5 are provided with folding streamlined planks 10.
EFFECT: in the beater drum the high efficiency in threshing of all crops harvested by grain combine harvesters is provided.
3 dwg
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