POTATO DIGGER (VERSIONS) Russian patent published in 2005 - IPC

FIELD: agricultural engineering.

SUBSTANCE: potato digger has digging device formed as share, and separating device. Digging device and separating device are mounted on frame. Slots are provided in share bottom. Clod breaking drum is disposed above share. Wavy protrusions formed on drum surface are extending in parallel with drum axis. Separating device is composed of set of shafts on which disks are mounted in staggered arrangement. Disks are equipped with fingers manufactured from elastic material and having section decreasing from finger base to its apex. Outer surface of each finger in its base part is perpendicular to disk radius. Disk fingers of adjacent shafts are arranged in overlapping relationship with respect to one another.

EFFECT: increased efficiency in separating of potato tubers from soil and reduced damage to potato tubers.

6 cl, 7 dwg