CULTIVATOR SHOVEL Russian patent published in 1996 - IPC

FIELD: agricultural engineering. SUBSTANCE: shovel is a sweep for cultivation in row spacings of row crops and fallow to be sown with grain or forage crops. The sweep has a nose point, wings with cutting blades, and a hole for installation on the cultivator standard. Swells on the wings directed towards the upper part of the sweep are backward displaced from the cutting blades. The swells closer to the wing end decrease in size, and they are lined up with the direction of movement of the sweep. The swells are shaped as a part of spheroid surface with the longer axis oriented to follow the direction of movement of the sweep. The sweeps are arranged at an equal pitch lengthwise the wing. The pitch is greater than the smaller diameter of the spheroid. EFFECT: higher cultivation quality. 4 cl, 1 dwg