TILLAGE TOOL Russian patent published in 2007 - IPC A01B35/20 A01B13/08 

FIELD: agricultural engineering, in particular, soil tillage equipment.

SUBSTANCE: tillage tool has tine continuously curved in its mid portion, chisel or hoe, and stop. Chisel or hoe is positioned on inclined, forward protruding lower part of tine. Stop is fixed on tine upper part and positioned above the latter. Tine and stop are provided with openings for securing of tillage tool. Lower part of tine protrudes forward relative to its upper part by value smaller than radius of curvature of tine. Ratio of distance in horizontal plane from share point or chisel to vertical plane extending through center of opening in stop to distance from point in vertical plane to stop is from 0.2 to 0.35. Tine and stop are provided with at least two rows of openings.

EFFECT: enhanced reliability in operation, reduced metal usage and minimized consumption of power for soil tillage.

2 cl, 1 dwg