COMBINED DEVICE FOR MAIN SOIL TREATMENT Russian patent published in 2012 - IPC A01B3/36 A01B49/02 

FIELD: agriculture.

SUBSTANCE: device for main soil treatment comprises a bearing frame, where right- and left-handed plough bottoms and a support-levelling roller. The roller is connected to the frame by means of traction rods. Support wheels are equipped with pressure sensors, the frame - with upper and lower brackets, and the traction rod - with a bracket having an inbuilt rotary nut. Each traction with its one end is hingedly connected to the lower bracket, and the rotary nut with the help of a drive screw and an actuating mechanism of the drive - with the upper bracket of the frame. The sensor is connected to the actuating mechanism of the drive.

EFFECT: design will make it possible to increase quality of soil tillage and to reduce power inputs by stabilisation of transfer of some vertical forces occurring on plough bottoms to the roller.

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