DOUBLE DISC COULTER Russian patent published in 2018 - IPC A01C5/06 A01C7/20 A01B71/04 

FIELD: agriculture; engineering.

SUBSTANCE: invention relates to agricultural engineering, in particular to tools for introducing seeds or fertilizers into the soil. Double disc coulter has two disc coulters angled to each other to form V shape that are rotatable on hollow axle stubs by means of bearing units. Hollow axle stub is arranged with a flange face facing the coulter bar at an angle to the vertical plane of the rotation axis of the hollow axle stub. At the same time, the hollow axle stub determines the angular position of the plane that intersects in the rotation axis and in an axis vertical to the flange face of the coulter bar.

EFFECT: providing a simple and unmistakable fastening of the disc coulter.

11 cl, 7 dwg