TREATER-ATTACHMENT TO PNEUMATIC SEEDER FOR TREATMENT OF SEEDS WITH PROTECTIVE-STIMULATING AGENTS Russian patent published in 2013 - IPC A01C1/06 A01C7/04 

FIELD: agriculture.

SUBSTANCE: treater is related to devices for coating of seeds with protective-stimulating agents when sowing seeds with pneumatic seeders. The device comprises a reservoir for a working fluid 1, a mixing chamber 3 with a sprayer 4, installed in a pneumatic seed funnel, a collector of excessive pesticides 5 and a diverting nozzle 6. The mixing chamber 3 is installed downstream the sprayer 4 and represents a pipe folded in the form of a conical spiral with a top in direction of seeds motion. The inner surface of the pipe is made in the form of diametrically alternating circular slopes and grooves, for instance, corrugations.

EFFECT: invention will make it possible to increase evenness of agent application onto surface of seeds and to retain unused agent in treatment zone.

3 dwg