Patent ID: 7191965

Claim:
A material spreader for spreading a quantity of material comprising: a material spreader box having a bottom wall and opposite side walls forming a storage chamber for storing the quantity of material; at least a first upstanding auger and a second upstanding auger, each having an upstanding shaft of predetermined length having helical flighting extending thereon, the first and second augers being mounted to the spreader box for rotation about first and second upstanding axes respectively; a first auger drive for causing the first upstanding auger to rotate; a second auger drive for causing the second upstanding auger to rotate; the first and second auger drives being independent from one another; a feed mechanism underlying and supporting the quantity of material within the spreader box that is movable between first and second positions at a variable rate, the feed mechanism causing the quantity of material within the chamber to be fed to the first and second upstanding augers for spreading the material on the ground during rotation of the first and second augers.