Threshing system including threshing elements having openings for grain passage
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United States of America Patent
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Mar 27, 2012
Grant Date -
Mar 24, 2011
app pub date -
Sep 20, 2010
filing date -
Sep 18, 2009
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Abstract
A threshing system for an agricultural harvester including a plurality of threshing elements supported on a rotor at spaced intervals in a generally helical pattern about an outer surface of the rotor, each threshing element including a set of discrete threshing bars including a leading threshing bar proximate the outer surface of the rotor and a succession of threshing bars located progressively farther from the outer surface forming a ramp and defining a wedge shaped opening between the threshing bars and the outer surface, each set of threshing bars extending generally axially along the rotor defining axially extending spaces therebetween sufficiently large for passage of grain therethrough to the wedge shaped opening.
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