Patent ID: 7862286

Claim:
An unloading system of an agricultural harvester, comprising a grain tank ( 16 ); a door ( 56 ) at the outlet of the grain tank ( 16 ) disposed to control the flow of grain out of the grain tank ( 16 ); a door actuator ( 84 ) coupled to the door ( 56 ) disposed to open and close the door; a first conveyor ( 30 ) disposed to receive grain passing through the door ( 56 ); a first conveyor drive motor ( 80 ) coupled to the first conveyor ( 30 ) to drive the first conveyor ( 30 ); a control circuit ( 72 ) coupled to both the door actuator ( 84 ) and the first conveyor drive motor ( 80 ), the control circuit ( 72 ) being configured to close the door ( 56 ) and subsequently to shut off the first conveyor ( 30 ) in response to an operator command to shut down the unloading system.