| 摘要 |
PROBLEM TO BE SOLVED: To maintain and clean a reaper 3 for reaping cereal culms and conveying, and a thresher 4 for threshing the reaped cereal culms easily. SOLUTION: The reaper 3 for reaping the cereal culms and conveying, and the feed chain 5 of the thresher 4 for threshing the reaped cereal culms are constituted by installing a reaping rotation-supporting device 15 for supporting to the outside of one side of its working state and non-working state as freely rotatable and a chain rotation-supporting device 7 individually, and also installing (i) a reaping rotation-supporting fulcrum part of the reaper 3 at the front side in the vicinity of (ii) a chain rotation fulcrum part of the feed chain. Also, the chain rotation-supporting device 7 is attached to the reaping rotation-supporting device 15 and installed by forming as one unit. Further, (i) the reaping rotation-supporting fulcrum part and (ii) the chain rotation-supporting fulcrum part are installed as crossing as a side view, and (iii) the rotation center of the beginning end of conveyance of the feed chain 5a is installed as positioned at the rear part from the upper end position of (ii) the chain rotation fulcrum part. COPYRIGHT: (C)2006,JPO&NCIPI
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