| 摘要 |
PROBLEM TO BE SOLVED: To facilitate the maintenance of a swinging selector unit by using chaff as a chaff angle adjusting unit. SOLUTION: A chaff 42 is attached to a swinging body 51 and a grain sieve 47 is placed under the chaff 42. The chaff 42 is composed of right and left fin holders 41, 41 and a plurality of fins 42a, 42a..., supporting parts are placed at both sides of the fins 42a, 42a... and the supporting parts are made to be adjustable in interlocked state with a connection rod. The chaff angle adjusting unit having the above structure is integrated to the swinging body.
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