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US Patent Application 20070275775 - Flow distributor apparatus for controlling spread width of a straw spreader

Application 20070275775 Filed on May 21, 2007. Published on November 29, 2007

Inventors

US Class

460/111STRAW CHAFF SPREADER OR HANDLING (DISCHARGE)

Attorney, Agent or Firm

International Class

A01F 12/30

Issued Patent Number:

7390253


Abstract text


A flow distributor apparatus for a vertical spreader operable for discharging a flow of straw or other crop residue in a sideward direction over a field, the flow distributor apparatus including a flow guide element, an adjusting mechanism, and a coupling connector connecting the flow guide element to the adjusting mechanism for controllable repositioning of the flow guide element relative to the spreader paddles. The flow guide element is disposed generally adjacent to the back plate of the spreader and intermediate the spreader paddles with an apex portion, laterally extending arm portions, and longitudinally extending crop residue flow surfaces, at least portions of which crop residue flow surfaces extend beneath the spreader paddles. The adjusting mechanism is operable to effect at least either vertical, horizontal, or rotational movement of the flow guide element relative to the spreader paddles to adjustably vary the clearances between the outer swept diameters of the spreader paddles and the crop residue flow surfaces to control the sidewardly outwardly discharge of crop residue from the spreader.

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