DISK BOOT WITH DRUM DISTRIBUTOR Russian patent published in 2010 - IPC A01C7/20 

FIELD: agriculture.

SUBSTANCE: facility consists of immobile hollow axle and of drum-seed-distributor rotating on axle. The drum-seed-distributor is secured on the disk boot and is divided with blades into central and smaller periphery chambers. The periphery chambers are formed with blades in form of curvilinear surface, for example a quarter of segment of paraboloid of revolution. The blades are arranged with their bigger sides to external diametre of the drum-seed-distributor with alternate fixation to external and internal sides of the drum.

EFFECT: facilitating rational utilisation of day surface of field and zone of plant nutrition due to alternating zones of seed distribution along width of sown band.

1 dwg