Soil aeration device

A - Human Necessities – 01 – B

Patent

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Details

A01B 45/02 (2006.01)

Patent

CA 2720446

The invention relates to a movable soil aeration device (1) comprising a machine frame (2), a main input shaft (12) for connection to a drive, an output shaft (14), preferably a crankshaft, coupled to the main input shaft (12) via a reduction gearing (3), which output shaft is adapted to move at least one piercing tool (4) up and down. Said piercing tool (4) is adapted to be pushed into the soil (44) and to be pulled therefrom. The invention is characterized in that different transmission ratios can be set at the reduction gearing (3).

L'invention se rapporte à un dispositif d'aération du sol (1) comportant un bâti de machine (2), un arbre d'entraînement principal (12) à raccorder à un dispositif d'entraînement, un arbre d'entraînement (14) accouplé à l'arbre d'entraînement principal (12) au moyen d'un réducteur de vitesse (3), ledit arbre d'entraînement (14) étant de préférence un vilebrequin permettant de déplacer de haut en bas au moins un outil de perçage (4), ledit outil de perçage (4) pouvant être enfoncé dans le sol (44) puis en être extrait. Il est possible de régler différents rapports de vitesses sur le réducteur de vitesse (3).

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