OPENER FOR SOWING CULTIVATED CROPS AND CUCURBITS CROPS Russian patent published in 2012 - IPC A01C7/20 

FIELD: agriculture.

SUBSTANCE: opener includes a rack installed on a parallelogram hitch, as well as a clod-deferent working body and a covering roller. In front of the clod-deferent working body a copying wheel is established adjustable for height with the leashes, attached to the rack. The clod-deferent working body is made in the form of two piles installed at an angle to the direction of movement and blades shifted relative to each other. At that the blades are installed horizontally, and piles are installed on the rack with an ability to adjust the height. At the bottom of the rack a shoe is mounted having a wedge-shaped chest, a toe-point and a wedge-shaped furrow-making heel. Behind the piles by the adjustable leash and a sector on the rack a covering roller is installed in the form of two truncated cones oppositely set. And the parameters of the cones are made according to conditions of coverage and contraction of a furrow made by wedge-shaped furrow-making heel.

EFFECT: use of the invention enables to improve germination of soaked and germinated seeds and crop yield of cultivated crops and cucurbits crops.

2 dwg