| 摘要 |
PROBLEM TO BE SOLVED: To rationally compose a preselection mechanism effectively carrying out preselection for tailing recovered materials in a threshing apparatus equipped with a conveying device for returning the tailing recovered materials recovered in a tailing recovering part to a threshing chamber. SOLUTION: The threshing apparatus is equipped with the following. A releasing part 19 having a rotating blade for releasing the tailing recovered materials from a releasing port 17 to the threshing chamber installed therein at the end on the downstream side of the transporting direction of the conveying device 4 and further an unloading port 23 for unloading waste straws, dust, etc., in a part different from the releasing port 17 of the releasing part 19. COPYRIGHT: (C)2005,JPO&NCIPI
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