SEEDING UNIT Russian patent published in 1998 - IPC

FIELD: equipment for seeding grain or other materials. SUBSTANCE: seeding unit has frame 1, hopper 2 mounted on frame 1, seeding device 4 hanged to hopper bottom on suspenders 3 and provided with drive 5. Rectangular bottom of seeding unit is provided with seeding holes arranged in two rows and having axial lines coinciding with direction of oscillations of seeding unit body. Plate with similar holes is attached to body bottom top and fixed by screws through longitudinal slots. Plate is connected with adjusting device. Movable plates are blocked below bottom along each row of seeding holes in grain guide tip slots. Movable plates are provided with similar holes and connected with actuating mechanism, such as pulling electric magnet. Shields are mounted in inclined position within body of seeding unit above two rows of seeding holes. Upper and side edges of inclined shields adhere to body walls. Slit of predetermined size is defined between lower edges and bottom of body. Division plates are attached in vertical position to shields perpendicular to their longitudinal edges. EFFECT: increased efficiency, enhanced reliability in operation, reduced grain injure and improved uniformity of grain seeding. 2 cl, 7 dwg