TILLAGE TOOL Russian patent published in 2008 - IPC A01B49/02 

FIELD: agricultural engineering, in particular, power saving and soil protecting equipment.

SUBSTANCE: tillage tool has hitch tongue pivotally connected to frame. Frame comprises mid section and pivotally connected side sections, and carrier wheels which are secured to frame and equipped with tillage depth adjusting mechanism, spherical disks, flat hoes, transport wheels, two-row strip-type slides, and frame side section folding mechanisms. Spherical disks are positioned in one row with concave side oriented away from center. Each of said disks is mounted on individual tine at constant angle of attack and tillage depth smaller than that of flat hoes. Spherical disks are positioned in single longitudinal plane with respective flat hoe. Two-row strip-type slides mounted on mid and side sections of frame are offset relative to one another in lengthwise direction.

EFFECT: improved quality of soil tillage, increased efficiency, reduced consumption of power, and reduced draft.

3 dwg