Patent ID: 7025555
Filing Date: 2006-04-11
Classification: B65G

Abstract:
1. A sweep auger apparatus for use in a circular storage bin, the apparatus comprising: an auger having a longitudinal axis extending radially from a center of the bin; a power means operatively connected to a first end of the auger for rotating the auger about its longitudinal axis; a drive assembly mounted on a second end of the auger that is operatively connected to a drive wheel and rotates the drive wheel at a speed substantially less than the speed of rotation of the auger to advance the drive wheel in a radial path around the bin; said drive assembly having at least three reduction gears operatively connecting the auger to the drive wheel; and wherein a first of the three reduction gears is rotatably mounted on a first shaft in alignment with the rotational axis of the auger, a second of the three reduction gears operatively connected to the first reduction gear and mounted on a second shaft, and a third of three reduction gears rotatably mounted on the second shaft and rotatably engaging the drive wheel, said drive wheel having a sprocket chain wherein the third of three reduction gears is rotatably disposed within the sprocket chain.