Patent ID: 6047908
Filing Date: 2000-04-11
Classification: A01C

Abstract:
A material spreader comprisinga mobile tank for receiving, transporting and discharging material to be distributed,a pair of augers rotatable mounted in said tank for conveying material received in said tank to a discharge area, each of said augers comprise a cylindrical core and flighting extending outwardly therefrom,an opening in the bottom of said tank in the vicinity of said discharge area,distribution means mounted outside said tank for receiving material discharged through said opening and distributing it as the tank is transported over a field,said distribution means comprising a pair of slingers each associated with a corresponding auger and comprising a flat material receiving spinner member located below said opening,said material receiving spinner having material engaging means extending upwardly therefrom,said distribution means further comprising a pair of rotatable mounted vertical shafts on which said material receiving spinner members are mounted, and means for rotating said shafts in opposite directions, whereby material received in said tank is urged toward said discharge area by said augers and delivered to said spinner members via said opening whereupon it is engaged by said material engaging means and propelled outwardly from said tank,said tank including a rear compartment,said augers each having a rearward end section extending into said rear compartment,said opening disposed in the bottom of said rear compartment,said flighting interrupted at said rearward end section, andsaid vertical shafts extending through said interruptions in said flighting.