GRAIN COMBINE THRESHER Russian patent published in 2006 - IPC A01F12/18 

FIELD: agricultural engineering, in particular, equipment used in threshing-separating devices of grain combines.

SUBSTANCE: thresher has casing with side panels on which are successively mounted receiving beater, first and second threshing cylinders with concaves, beater with guiding screen and straw-walker. Two shelling plates are disposed on front plank of second concave in transition zone between first and second threshing cylinders. Working surface of first shelling plate is arranged at outlet end of first concave, at the level of its transverse planks. Working surface of second shelling plate is arranged at inlet end of second concave, at the level of its transverse planks. Corrugations on first shelling plate are inclined in direction opposite to that of inclined corrugations of second shelling plate.

EFFECT: increased capacity of thresher due to location of shelling plates in transition zone between first and second threshing cylinders.

3 cl, 2 dwg