DEVICE FOR COMBINED APPLICATION OF FERTILISERS (VERSIONS) Russian patent published in 2012 - IPC A01C23/02 

FIELD: agriculture.

SUBSTANCE: invention refers to agricultural machine building, in particular, to equipment for application of fertilisers. The device for combined application of fertilisers comprises a disc knife, a deforming ploughshare, closers, a damper and a parallelogram mechanism. In the device in the first version the disc knife in combination with the deforming ploughshare are suspended onto the parallelogram mechanism, which makes it possible for working elements to follow the field surface. The device is equipped with damper springs for adjustment of working elements embedding value. In the device according to the second version the deforming ploughshare with a scraper are connected to the parallelogram hinge in a hinged manner as capable of oscillation in the plane perpendicular to the direction of movement, which makes it possible to form tight walls of the furrow and to clean the cutting surface of the disc knife.

EFFECT: higher soil fertility due to application of fertilisers to the specified depth, reduced water and wind erosion.

8 cl, 5 dwg