COMBINED TILLAGE TOOL Russian patent published in 2001 - IPC

FIELD: agricultural engineering. SUBSTANCE: tillage tool has frame carrying tine, flat hoe, fertilizer applying pipe, leveler and separating roll. Tine has pass depth stabilizing hoe positioned in lower part of tine. Pivot hinge with horizontal axis of rotation is positioned on rear part of tine. Flat hoe of streamlined shape is mounted on pivot hinge. Flat hoe changes angle of penetration into soil at the moment of penetration and in operating position. Bracket with vertical pivot joint and shaft is mounted in upper part of tine. Horizontal bar is mounted at shaft end. Flat hoe has bar with spring allowing preliminary angle of tool to be set at the moment of penetration into soil. Such construction provides adjustment of soil tillage quality. Combined tillage tool is used in tillage machines and in liquid and complex fertilizer applying machines. EFFECT: increased efficiency, improved soil quality, improved stability of tillage tool pass, and reduced vertical loads. 2 dwg