COMBINED TILLAGE TOOL Russian patent published in 1999 - IPC

FIELD: agriculture, in particular, presowing treatment of soil for one pass. SUBSTANCE: tillage tool has frame, disk batteries positioned at an angle of attack, shares arranged in several rows, roller and leveler positioned in front of rear row of shares. Rear ends of leveler wings are directed toward rear ends of disk batteries. Tips of rear shares are extending forward relative to rear ends of leveler wings. Rear ends of leveler wings are provided with springy or spring-loaded flaps. Distance from tip of share disposed between its wings to leveler working tool disposed in front of it exceeds share penetration depth. Angle between leveler wings exceeds angle between lines extending through apexes of tips of adjacent front and rear row shares. EFFECT: compact simplified construction, enhanced reliability in operation and high quality of soil crumbling and surface leveling. 3 cl, 3 dwg