| 摘要 |
A horizontal disk with four blades and rib spades fixed thereto, the working surface of the disk is formed by four blades, declined from the horizontal plane of the horizontal plane of the disk for a certain angle α, each of the blades is arranged on a fourth part of the area of the disk, and an interval between the blades is equal to a radius of the loading surface of the disk, on each of the blades 3 spades are mounted at right angle to an intersection of the inclined plane of a blade and the horizontal plane of the disk, ensuring various speeds of flying of fertilizers from different spades and excluding crossing of the flying-out flows. |
