| 摘要 |
PROBLEM TO BE SOLVED: To solve such a problem that a conventional grain straw raise-up device requires complicated and time-consuming works comprising disassembling a case and using tools and further requires the interruption of a reaping work, when the falling positions of raise-up lugs are adjusted in response to straw lengths. SOLUTION: In the grain straw raise-up devices 4 of the combine harvester 5 in which the grain straw raise-up devices 4 are laterally arranged in a plurality of rows in a reaping and preliminarily treating devices 6 equipped in the front portion of the combine harvester 5, each lug guide 7 guiding the raise-up lugs 1 in an erecting state comprises fixed lug guides 7a and lug-adjusting guides 7b, and the lug-adjusting guides 7b in each raise-up case 3 are changed and adjusted with a single control motor 8 to adjust the falling positions of the raise-up lugs 1.
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