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US 10,820,521 B2Granted
Volume sensor for combine harvester tailings return system
AssigneeAGCO International GmbH
InventorsDan Hermann, Morten Leth Bilde
Life of this patent
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Abstract
A combine harvester tailings return system includes a tailings conveyor and an ejection channel for depositing tailings upstream of a cleaning system. A proximity sensor is mounted to the ejection channel and is configured to sense the height of a layer of tailings during transit through the returns system.
Claims11
A combine harvester comprising:
- a frame having a pair of side walls;
- a grain cleaning system located between the side walls;
- and
- a tailings return system arranged to collect tailings ejected by the grain cleaning system, wherein the tailings return system comprises:
- a conveyance channel located outboard of the side walls;
- an ejection channel connected between a downstream end of the conveyance channel and an opening in one of the side walls at a location upstream of the cleaning system;
- and
- a proximity sensor mounted to the ejection channel and configured to sense a thickness of a material layer in the ejection channel.
5 more elements
Dependencies are inferred from the claim text.