Harvester thresher
Patent 5833533 Issued on November 10, 1998. Estimated Expiration Date: 
May 7, 2017. 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.
May 7, 2017. 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 3669122 Chaff and straw spreading attachment for combines Harvester-thresher Patent #: 4646757 InventorAssigneeApplicationNo. 852539 filed on 05/07/1997US Classes:460/112, With chopper56/504, Rotating on horizontal transverse axis460/113BEATERExaminersPrimary: Melius, Terry LeeAttorney, Agent or FirmForeign Patent References
International ClassesA01F 012/40A01F 029/06 Foreign Application Priority Data1996-05-09 DEAbstractA harvester thresher has a housing, a straw shaking means, a chopper drum arranged after the straw shaking means and provided with associated counter cutters for comminuting a threshed straw, a width distributing device arranged under the chopper drum for distributing the comminuted straw, the chopper drum being arranged at a height of the discharge end of the straw shaking means, the chopper drum having a drum casing, a shaft supporting the drum casing in the housing, and a plurality of parallel supporting rings arranged at a distance from one another on the drum casing, the chopper drum further having a plurality of impact plates, a plurality of transfer strips associated with the straw shaking means and inserted in ring gaps between the supporting rings, and a plurality of counter cutters which deviate under the action of an overload and extend in the ring gaps between the supporting rings at a different location. | |
