PEG-TOOTH HARROW Russian patent published in 1997 - IPC

FIELD: agricultural machinery. SUBSTANCE: functional potentialities of peg-tooth harrow can be widened by imparting it with properties of cultivator. For this purpose, peg-tooth harrow of preferably zigzag configuration has cross-like positioned strips with straight teeth located at crossing points of strips. Working part of teeth has square or round cross-section. Secured on teeth are additional loosening working members. This member is in the form of flat cutting element with peripheral cutting edge. Each cutting element has shaped opening and is fastened eccentrically in circular groove made in working part of tooth. Height of position of disks on teeth in front part of harrow is larger than in rear part. EFFECT: high efficiency. 5 cl, 4 dwg