PRECISION DRILL SOWING DEVICE Russian patent published in 2018 - IPC A01C7/16 

FIELD: agriculture; engineering.

SUBSTANCE: sowing machine of the precision seeder consists of seed bunker 1, seed tube 2, and spring-loaded rocker arm 3. Curved lever 4 is attached to the bottom of seed hopper 1 with the possibility of rotation about the horizontal axis. Latter is connected pivotally in the lower part through flat thrust 5 with the lower shoulder of the spring-loaded rocker arm. Curved lever 4 and the lower arm of rocker arm 3 are made of the same shape. On the contact surfaces of curved lever 4 and the lower shoulder of spring-loaded rocker arm 3 elastic linings 6 are installed. Upper shoulder of the spring-loaded rocker arm is connected to drive 7 of the reciprocating motion.

EFFECT: invention with a relatively simple design allows for accurate (piecewise) dosing of seeds of various agricultural crops that have a rounded shape.

1 cl, 1 dwg