APPARATUS FOR MOLDBOARDLESS TILLAGE OF SOIL Russian patent published in 2007 - IPC A01B35/32 A01B39/28 

FIELD: agricultural engineering, in particular, overall tillage units for operation on fields having a plurality of areas impermeable for precipitation moisture.

SUBSTANCE: apparatus has frame, hanging system and tillage depth adjusting system, which are mounted on frame, and brackets fixed on frame and designed for attachment of tillage tools formed as tines with projections and two rectangular sharpened triangles defining A-hoes. Tine projections are equipped with slots. Rectangular triangles are coupled to one another through cross-piece and are mounted on projections for longitudinal movement along slot. Double-armed levers are pivotally attached forward of and rearward of tine. Front lever has chisel provided at its lower end, and rear lever is connected to cross-piece of rectangular triangles. Upper ends of levers are interconnected through hydraulic cylinders and high-pressure pipe.

EFFECT: reduced consumption of power, improved soil tillage quality and enhanced reliability in operation.

4 dwg