| 摘要 |
FIELD: agricultural engineering, in particular, farm crop seed sowing equipment. SUBSTANCE: shank has point, compactor and seed guide. Compactor is made in the form of rotating roller having rhomb profiled section with rounded corners. Seed guide is made in the form of brachistochrone (abrupt sloping curve). EFFECT: improved quality of seed bed compaction and improved uniformity of seed sowing. 2 dwg
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