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Threshing mechanism with swivellable concaves

  • US 9,149,001 B2
  • Filed: 01/06/2014
  • Issued: 10/06/2015
  • Est. Priority Date: 01/04/2013
  • Status: Active Grant
First Claim
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1. A threshing mechanism, comprising:

  • a first threshing drum and a second threshing drum disposed one behind the other in a direction of crop flow;

    a first concave, having a first section and a second section, enclosing the first threshing drum by the first section and the second threshing drum by the second section in sections in a circumferential direction; and

    a second concave enclosing the second threshing drum in sections in a circumferential direction,wherein the concaves are displaceable in a radial direction of the threshing drums and comprise at least one crop-processing device disposed at the first concave;

    wherein the first concave and the second concave are swivellable about a common axis connecting the first and the second concaves; and

    wherein the enclosure of the second threshing drum by the second section of the first concave and the second concave is approximately identical.

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