Portable field thrasher
Patent 5106340 Issued on April 21, 1992. Estimated Expiration Date: 
January 2, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
January 2, 2011. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 739908 1910357 2399718 Mechanical separator for plant material Corn and cereal thrasher Hand portable grain threshing apparatus Filament seed thresher Patent #: 4724632 InventorAssigneeApplicationNo. 636716 filed on 01/02/1991US Classes:460/61, Flail machine56/16.5, For separating one material from another56/239Hand-operated cutterExaminersPrimary: Melius, Terry LeeAttorney, Agent or FirmInternational ClassA01F 005/00AbstractA field thrasher includes a housing assembly and a thrashing assembly. The housing assembly includes an upper thrashing enclosure with a mouth opening and a chaffe discharge opening. A lower, collection enclosure is mounted below the thrashing enclosure and includes a grain discharge opening, an air discharge opening and a chaffe discharge opening. A spout is mounted on the thrashing enclosure in communication with the mouth opening. The thrashing assembly includes a flail subassembly comprising a rotor shaft rotatably mounted in the thrashing enclosure and tines extending outwardly from the rotor shaft. A drive subassembly includes a motor drivingly coupled to the rotor shaft and mounted on top of the thrashing enclosure. A fan subassembly is mounted in a fan compartment at an upper end of the thrashing enclosure and provides an airflow through the housing. | |
