Centrifugal fertiliser distributor system - incorporates impeller blades adjustable during work

摘要

The centrifugal fertiliser distributor has one or several rotating disks bearing impeller blades. The impeller blades (10,11) are adjustable via a setting device (18,19). The disks incorporate arcuate slots (16,17) in which pegs or bolts (14,15) on the blades can slide. The inward ends of the impeller blades are pivoted (12). USE/ADVANTAGE - the impeller blades can be adjusted even during work.