PNEUMATIC SEEDING APPARATUS Russian patent published in 2011 - IPC A01C7/04 

FIELD: agriculture.

SUBSTANCE: invention may be used in sowing machines of accurate sowing of tilled crops seeds. The seeding apparatus comprises a body, a vacuum chamber, a horizontal driving shaft, where a seeding disk is installed with suction holes. There is a batching window provided in the body, formed by walls of the body and a curvilinear adjustment gate. The gate is arranged in the form of a brachistochrone, one edge of which is fixed at the axis, and the other edge moves along the adjustment slot. There is also an inclined plane installed in the body. There is a curvilinear guide installed on the surface of the inclined plane for form a double-face angle with it. The inclined plane has a limiter at the end.

EFFECT: invention has a simplified design and provides for reduction of power inputs, damage of seeds and clogging of the sowing disk with damaged seeds.

3 dwg