Seed singulator assembly for a seed metering mechanism

A - Human Necessities – 01 – C

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A01C 7/20 (2006.01) A01C 7/04 (2006.01) A01C 7/16 (2006.01)

Patent

CA 2213354

A seed metering mechanism including a seed singulator assembly for reducing the likelihood of or eliminating double or excess seeds being carried by a seed disc of the seed metering mechanism to a discharge area of the seed metering mechanism for deposit to the ground. The singulator assembly is disposed downstream of a seed chamber and upstream of the seed discharge area of a seed metering mechanism. The seed singulator of the present invention includes a seed engaging member arranged on opposite sides of the path of travel of a circular array of openings on a seed disc of the seed metering mechanism. The spacings between the seed engaging members being such that only a single seed carried in each opening is permitted to pass therebetween.

Doseur de graines comprenant un séparateur de graines permettant de réduire ou d'éliminer le risque de semer deux graines ou trop de graines transportées, par un disque situé sur le doseur de graines, jusqu'à la zone de descente des graines du doseur aux fins de dépôt au sol. Le séparateur est situé en aval du réservoir à graines et en amont de la zone de descente des graines du doseur. Le séparateur faisant l'objet de la présente invention comprend des éléments d'entraînement des graines et qui sont situés de chaque côté d'une série d'orifices réalisés sur la périphérie du disque du doseur. L'espace entre les éléments d'entraînement des graines permet à une seule graine transportée de passer entre lesdits éléments.

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