TILLAGE TWO-DISK SECTION Russian patent published in 2014 - IPC A01B21/08 

FIELD: agriculture.

SUBSTANCE: two-disk section comprises disks attached to the outer ends of the shaft. The shaft is mounted in the housing of the bearing assembly of the section. On the housing the vertical rack is fixed, which axis is coplanar with the axis of the shaft. The rack is fixedly mounted in the bracket which is connected to the connecting device by means of a hinge with a horizontal axis and a spring mechanism. The connecting device comprises horizontal jaws fixed to the vertical rotary axis coaxial with the rack of the section.

EFFECT: providing adjusting of the angle of attack of the section while retaining a reasonable mutual arrangement of the sections of the first and subsequent rows in the harrow without impairment of quality of tillage.

2 cl, 2 dwg