| 摘要 |
PROBLEM TO BE SOLVED: To provide a grain culm conveyor allowing for smoothing delivering grain culms from the grain culm feed/conveyance chain of a reaper via inner/ outer auxiliary conveyance chains to the feed chain of a thresher and making good the posture of grain culms to be fed to the thresher, thus preventing the occurrence of culm cutting, waste straw, or the like. SOLUTION: This grain culm conveyor has the following construction: inner/ outer auxiliary conveyance chains 12 and 13 are provided on both the inner and outer sides in front of a thresher 16 functioning to relaying grain culms from the grain culm feed/conveyance chain 10 of a reaper 3, and there is provided a feed chain 17a for the thresher 16 functioning to relay grain culms from the inner/outer auxiliary conveyance chains 12 and 13 and conveying the grain culms, wherein respective conveyance action parts 12a, 13a and 17b functioning to convey grain culms in contact with them on the inner/outer auxiliary conveyance chains 12 and 13 and the feed chain 17a are located as follows: the conveyance action part 13a for the outer auxiliary conveyance chain 13 as the lowermost position, the conveyance action part 12a for the inner auxiliary conveyance chain 12 as the middle position and the conveyance action part 17b for the feed chain 17a as the uppermost position.
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