AMELIORATIVE TILLAGE TOOL Russian patent published in 2015 - IPC A01B49/06 

FIELD: agriculture.

SUBSTANCE: tool comprises wedge-shaped racks fixed to the frame, having plowshares in the lower part, and the fertiliser hoses in the rear part. In front of the racks the vertical circular knives are mounted. On the frame above the rack a fertiliser distributing device is mounted, pneumatically connected to the pressure chamber of the fan. On the axis of the circular knife a needle drum is mounted, on the hub of which the bevel needles are threadedly mounted in a staggered order. On the upper part of the ploughshares the chisel protrusions-teeth are made, having the upper cutting edge oriented in the direction of the tool motion. The outer working surface of the ploughshares and the chisel protrusions-teeth has a pad-weld with hard wear-resistant alloy. Under the ploughshare over the shoe for attaching the ploughshares there is a fertiliser hose pneumatically connected with the channel to the fertiliser hose in the rear part of the rack. The fertiliser distributing device has a dosage auger of the nutrient medium. In the lower part of the dosage auger there is a disc with a sector adjuster of the application rate of the nutrient mixture. The dosage auger is located in the casing having a window for gripping the nutrient mixture.

EFFECT: uniform saturation of arable horizon with the nutrient medium and increase in yields.

5 dwg