| 摘要 |
A double disc fertilizer spreader with two centrifugal discs (1) displaced in their rotation, which are equipped on their upper side each with impellers (2) which possess one vertical guide face running radially from the centre of the centrifugal disc to the periphery of the latter and one horizontal guide face (7) adjacent to the upper edge of the vertical guide face, oriented in the direction of rotation of the centrifugal disc, whereby means (8, 10) are provided in the region of the vertical guide face to proportion the fertilizer flow or deviate it in directions other than that of the vertical guide face. |
