FIELD: agriculture.
SUBSTANCE: set in the primary main assembly comprises a circular flat multiblade dotted-slit-making disc. In the disc on one of the planes the grooves are made. In the center of the disc the drive hole is made. The disc is equipped with blade cutters, each of which is mounted by the holder in the groove of the disc. At the lower end of the holder a flat flange is formed, by which it is inserted and welded with the groove in the upper part of cutter. In each disc groove in the furrows the retainers in the form of semirings are inserted. In each groove also belleville springs are inserted. On the cutter a pressing bracket with gaskets is laid. On one plane of the disc on the edge of the board a round rim-flange spiked equaliser is fixed with spikes on the outer surface with the flange welded inside. The set includes removable petal-type wide-track deep tiller discs, needle-blade slit-forming discs. The rotating-adjusting units for changing the angle of attack of the working parts are supplemented with mounting- fastening planks and racks with spring protection.
EFFECT: constructive implementation enables to expand the functional capabilities of the set and to improve performance.
18 cl, 60 dwg
