Seeder element

The present invention is directed to a seed meter for corn. The seed meter comprises a stationary casing with two rotatably mounted discs. The casing is provided with a seed receiving zone in communication with a inlet, and a seed discharge zone in communication with an outlet. The casing is also pr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: SCHICK, JEFFREY CARL, LODICO, JAMES IRWIN
Format: Patent
Sprache:eng ; fre ; ger
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Beschreibung
Zusammenfassung:The present invention is directed to a seed meter for corn. The seed meter comprises a stationary casing with two rotatably mounted discs. The casing is provided with a seed receiving zone in communication with a inlet, and a seed discharge zone in communication with an outlet. The casing is also provided with a stationary camming surface. The first disc is provided with a plurality of spring biassed selector pins. Each pin has an engagement surface and a cam follower surface. The cam follower surface engaging the camming surface. The second disc which rotates with and is parallel to the first disc is provided with a plurality of seed cells corresponding to the selector pins. A flexible and resilient membrane covers the seed cells. In operation, the discs are continuously rotated through the seed receiving and discharge zones. As a selector pin is driven towards the corresponding seed cell by the camming surface, the pin traps a single seed in the membrane covered seed cell. The seed is released when the pin is rotated into the discharge zone.