BROADCAST SOWING SHANK Russian patent published in 1998 - IPC

FIELD: agricultural engineering, in particular, subsoil broadcast sowing equipment. SUBSTANCE: shank has seed distributor 2 formed as stem made in the form of body of revolution whose upper part is formed as cone 3 with rectilinear generatrix, middle part is formed as cylinder with seed flow dividers 9 made in the form of longitudinal ribs extending along cylinder and positioned at an angle of 100-130 deg one relative to another, and lower part is formed as truncated cone 4 with curved generatrix disposed within seed broadcasting zone. When seeds jump off from truncated cone part 4, they fly for distance which may be regulated by raising or lowering distributor 2 and fixing it by screws. EFFECT: increased efficiency by improved uniformness of seed broadcasting along shank width on smooth and sloped field surfaces. 3 cl, 4 dwg