DISK-TYPE TILLAGE TOOL Russian patent published in 2003 - IPC

FIELD: agricultural engineering. SUBSTANCE: tillage tool has frame, shaft mounted on frame, and disks arranged in succession on shaft at predetermined distance from one another. Flexible floating sweeper is positioned in spacing between disks. Sweeper is made in the form of individual closed links movable connected with one another and defining chain. Ends of chain are attached diametrically of frame beams. Chain branches are hanging along disk walls to define loop running around shaft. Sweeper may be also made in the form of flexible cable. EFFECT: increased efficiency by improved quality of cleaning disks from adhering soil and enhanced protection of shaft from plant stems loaded with wet soil, which might wind around shaft. 3 cl, 1 dwg