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DEVICE FOR SINGLE-GRAIN SOWING
专利权人:
Kverneland AS
发明人:
Michael Winkelmann,Andreas Grafe
申请号:
US15761845
公开号:
US20180279544A1
申请日:
2016.09.28
申请国别(地区):
US
年份:
2018
代理人:
摘要:
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.
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