VIBRATORY SUBSOIL CULTIVATOR Russian patent published in 2012 - IPC A01B35/32 A01B39/28 

FIELD: agriculture.

SUBSTANCE: invention relates to agricultural machine industry, in particular, to tillage tools for soil conservation treatment. The subsoil cultivator comprises a frame, spring-loaded working parts with nozzle openings pivotally connected to it, an air supply control system. Each scuffle knife working body is mounted on a horizontal rod of the main frame by means of an intermediate joint. The intermediate joint is designed as a longitudinal horizontal beam, vertical shelves and two horizontal joints. Rear openings of the vertical shelves with respect to the front horizontal pivot are made radially in the form of ovals. The air supply control system contains a pulsator with the elements of switching the mode of air supply in the form of three-way valves, the collector with pipelines for air supply directly to the nozzle holes of the working bodies.

EFFECT: constructive implementation enables to improve the quality of tillage with a moisture content of 14 to 40%, decrease traction by 29-36%, improve/exclude the formation of plow sole, improve productivity of the machine and tractor units and expand the technological capabilities of the subsoil cultivator.

2 cl, 3 dwg