SINGLE DISC-ANCHOR PLOUGHSHARE Russian patent published in 2017 - IPC A01C7/20 

FIELD: agriculture.

SUBSTANCE: invention relates to the agricultural machinery industry. The single disc-anchor ploughshare comprises a body with a junction of fastening it to a lead, a flat disk mounted at the angle to the direction of motion, a seed and fertilizer guide, an anchor-scraper bar, the outer side wall of which is made in the form of a vertical wall. The outer sidewall on its front part is attached to the body and the touching disc. The back part of theploughshare, outstretched behind the seed and fertilizer guide with the possibility of changing the distance from the back part butt to the longitudinal vertical plane, passes through the disc center. The spacer-locking device connects the body and the back portion of the outer sidewall. The front portion of the outer sidewall comprises a vertical groove for the front butt of its back part. The back part comprises a stopper-guide. The spacer-locking device comprises a damping element. The joint of the front and back parts of the outer sidewall is configured with filling the groove with porous elastic filler material. The back portion of the outer sidewall is provided with scoring blade installed along its bottom edge.

EFFECT: invention provides the reliable strip sowing of agriculture crops and the introduction of granular fertilizers with the possibility to change the seeding strip width under the conditions of high soil humidity.

3 cl, 2 dwg