CLOD BREAKER KNIFE OF SOIL CULTIVATING CUTTER Russian patent published in 2011 - IPC A01B33/02 A01B33/10 

FIELD: agriculture.

SUBSTANCE: knife comprises a plate with working and fastening parts, working and rear ribs and side surfaces. Side surfaces of the knife are equipped with through teeth installed perpendicularly to them with height exceeding the plate thickness at least five times. Teeth arranged near the end of the working part are displaced towards the rear rib at the distance, which is less than the tooth height.

EFFECT: increased intensity of soil crushing and reliability of the knife.

3 cl, 1 dwg