DEVICE FOR SUBSOIL TILLAGE Russian patent published in 2010 - IPC A01B35/26 A01B39/20 

FIELD: agriculture.

SUBSTANCE: device includes double-bar welded frame, provided with hinge system and support elements. On frame, in staggered order fixed are A-blades. Blade pillar on the front side has welded to it shaft with circular section with bent end, equipped with put on bent shaft end and fixed chisel with circular section. Cutting element of chisel is made in form of elliptic soldered on surface from metal-ceramic alloy. On the back side. Pillar has pivotally mounted by means of bearing vertical shaft, connected at the end with A-blade. Support elements are made in form of disc battery with ring-restrictors of depth of soil tillage.

EFFECT: reduction of energy consumption, increase of exploitation reliability and quality of tillage.

3 dwg