Harvester chaff pan assembly with moveable deflector components
US-9521808-B2 · Dec 20, 2016 · US
US2016374267A1 · US · A1
| Field | Value |
|---|---|
| Publication number | US-2016374267-A1 |
| Application number | US-201514749012-A |
| Country | US |
| Kind code | A1 |
| Filing date | Jun 24, 2015 |
| Priority date | Jun 24, 2015 |
| Publication date | Dec 29, 2016 |
| Grant date | — |
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A spreader arrangement for an agricultural harvester includes a frame, a pair of spreader discs carried by the frame, and a material deflector. The spreader discs are generally horizontally arranged and rotatable in a counter rotating manner. The material deflector includes at least one deflector arm and a vertical pivoting mechanism interconnecting the at least one deflector arm with the frame.
Opening claim text (preview).
What is claimed is: 1 . A spreader arrangement for an agricultural harvester, the spreader arrangement comprising: a frame; a pair of spreader discs carried by said frame, said spreader discs being generally horizontally arranged and rotatable in a counter rotating manner; and a material deflector including at least one deflector arm and a vertical pivoting mechanism interconnecting said at least one deflector arm with said frame. 2 . The spreader arrangement of claim 1 , wherein said vertical pivoting mechanism is configured to allow said at least one deflector arm to pivot between a lower operative position wherein said at least one deflector arm may be interposed within a flow of crop residue which is discharged from said spreader discs, and an upper inoperative position wherein said at least one deflector arm is not interposed within a flow of crop residue which is discharged from said spreader discs. 3 . The spreader arrangement of claim 1 , wherein said vertical pivoting mechanism is configured to be manually or automatically vertically adjustable. 4 . The spreader arrangement of claim 1 , wherein said at least one deflector arm comprises two deflector arms, each said deflector arm being associated with a respective said spreader disc, and being laterally movable toward and away from said respective spreader disc. 5 . The spreader arrangement of claim 1 , wherein said vertical pivoting mechanism is attached to said frame between said spreader discs. 6 . An agricultural harvester, comprising: a chassis; and a spreader arrangement carried by said chassis at a rear of the harvester, said spreader arrangement including: a frame; a pair of spreader discs carried by said frame, said spreader discs being generally horizontally arranged and rotatable in a counter rotating manner; and a material deflector including at least one deflector arm and a vertical pivoting mechanism interconnecting said at least one deflector arm with said frame. 7 . A method of operating a spreader arrangement for an agricultural combine, comprising the steps of: vertically pivoting at least one deflector arm relative to a pair of horizontally arranged spreader discs, such that said at least one deflector arm is movable between a lower operative position wherein said at least one deflector arm may be interposed within a flow of crop residue which is discharged from said spreader discs, and an upper inoperative position wherein said at least one deflector arm is not interposed within a flow of crop residue which is discharged from said spreader discs.
Devices for laying-out or distributing the straw · CPC title
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