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ROTATING GRAIN TANK UNLOADER

  • US 3,664,525 A
  • Filed: 07/06/1970
  • Issued: 05/23/1972
  • Est. Priority Date: 07/25/1969
  • Status: Expired due to Term
First Claim
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1. Grain handling apparatus comprising a tank for temporarily storing harvested grain, a discharge opening in the bottom of the tank, a substantially horizontal transfer conveyor in the tank for conveying grain to the discharge opening, a discharge conveyor mounted on the tank for unloading grain from the tank and depositing it into a suitable receptacle, means rotatably mounting the inlet end of the discharge conveyor in continuous communication with the discharge opening for movement between an unloading position inclined outwardly and upwardly from the discharge opening and an out of use position, said transfer conveyor including a transfer auger, said discharge conveyor including a conduit and discharge auger rotatably journaled in the conduit and drive means connecting the discharge end of the transfer auger to the inlet end of the discharge auger including an intermediate shaft rotatable about an axis parallel to the axis of the discharge auger, bevel gearing to connect one end of the intermediate shaft to the transfer auger including a bevel gear on the transfer auger, a bevel gear on one end of the intermediate shaft, and an intermediate bevel gear meshing with the bevel gear on the transfer auger and the bevel gear on the intermediate shaft, said intermediate bevel gear being rotatable about an axis which coincides with the axis of rotation of the inlet end of the discharge conveyor and torque transmitting means outside the tank and the discharge conveyor conduit for connecting the intermediate shaft to one end of the discharge auger.

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