Combine harvester concave threshing bar
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United States of America Patent
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Oct 11, 2022
Grant Date -
Jun 24, 2021
app pub date -
Mar 21, 2020
filing date -
Dec 28, 2017
priority date (Note) -
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Abstract
A threshing concave assembly is disclosed having a threshing concave bar wherein the threshing bar is comprised of two threshing surfaces having a dihedral angle relationship relative to each other. In addition, in another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about 130% greater surface area than its adjacent surface face. Alternatively, one surface face of the threshing bar can be 1.3x wider than its adjacent surface face. In another aspect the threshing bar can be comprised of two dihedral surfaces whereby one surface face has about a 170% greater surface area than its adjacent surface face.
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