Device for single-grain sowing
AssigneeKverneland AS
InventorsMichael Winkelmann, Andreas Grafe
Life of this patent
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Abstract
A single-grain sowing device comprising: a drum rotatable about an axis of rotation, a cavity formed in the drum, wherein an end face of the cavity is delimited by a sowing disc, in which multiple sowing holes are arranged on a notional circular path at a distance to each other, a body arranged in the cavity, rotatable about an axis arranged at a distance and parallel to the axis of rotation, with one part of the surface thereof resting against the sowing disc such that, when the sowing disc rotates, same temporarily seals a respective passed sowing hole on the inside, wherein the body can be rolled out on an outer casing surface surrounding the cavity, and a pressure spring, wherein the pressure spring presses the body against the casing surface.
Claims15
A device for the scattered delivery of seeds, comprising:
- a drum rotatable about an axis of rotation;
- a cavity formed in the drum, wherein an end face of the cavity is delimited by a sowing disc, in which multiple sowing holes are arranged on a notional circular path at a distance from each other;
- a body is arranged in the cavity, wherein the body is rotatable about an axis, which is arranged at a distance and parallel to the axis of rotation, said body including a part of its surface that rests against the sowing disc in such a way that, when the sowing disc rotates, said body temporarily seals a respective passed sowing hole on the inside, wherein the body can be rolled on an outer jacket surface, which encompasses the cavity;
- and
- a pressure spring, wherein the pressure spring presses the body against the jacket surface.
Dependencies are inferred from the claim text.