OPENER FOR SUBSOIL BROADCAST SOWING OF SEEDS Russian patent published in 2015 - IPC A01C7/20 

FIELD: agriculture.

SUBSTANCE: opener for subsurface broadcast sowing seeds comprises an A-blade, a drill tube. The lower part of the drill tube is designed as a reflector-collector of seeds of curved shape and with the raised ramp. The reflector-collector of seeds rests on a solid distributor of seeds. The distributor of seeds is welded to the blade and has on the upper surface the guide grooves of curved shape. The distributor of seeds is located at an angle to the horizontal within the angle of rolling friction on the seeds on metal. The rear part of the distributor of seeds is 1-2 mm below the cutting plane of the blade. Inside the drill tube a sleeve of elastic material is inserted.

EFFECT: increase in yield of cultivated crop, as well as reduction of damage to seeds and increase in the uniformity of their sowing in width of the coulter and in depth of embedding in the soil.

3 dwg