BED PICKER Russian patent published in 2020 - IPC A01C7/00 A01B49/06 

FIELD: agriculture; machine building.

SUBSTANCE: invention relates to agricultural machine building, particularly, to row crop bedder planters. Bedder planter comprises ridge formers fixed on the frame, sowing units, packer wheels. Packer wheels comprise a composite frame, spherical disks and bars with springs. Spherical discs are installed with the convex side towards the longitudinal symmetry axis of the roller with the possibility of changing the angle of attack relative to the longitudinal symmetry axis of the roll. Between the spherical disks on the axis in equal intervals flat discs are installed, the outer contour of which is multifaceted and is sharpened on both sides. On the convex side of each spherical disk rippers are rigidly installed, in the cross section having the shape of an elongated rectangle and smaller side directed towards the rotation of the spherical disk. Rippers are installed on spherical disks along circumference. Along periphery of each spherical disk there are sharpened shaped grooves in the form of a semicircle. Ploughshares are installed in front of rid-toothed turners, including shovel, hoe blade, seed drill tube and subsoil cultivator.

EFFECT: use of invention will make it possible to improve quality of planting of tilled crops.

1 cl, 11 dwg