| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a reaping unit of a combine harvester which easily removes grain stalks clogged in a joining portion and improves maintainability. <P>SOLUTION: The reaping unit 4 of the combine harvester 1 includes: a first lower conveying device 111, a fourth lower conveying device 114 for conveying grain stalks at the left side to the joining portion 183 arranged at the rear of the first conveying device 111, a second lower conveying device 112 and a third lower conveying device 113 for conveying grain stalks at the central left side to the joining portion 181 arranged at the conveying middle part of the fourth lower conveying device 114, the fourth conveying device 114 is equipped with a plurality of rotation wheels including a release pulley 114d arranged to face the joining portion 181 and the joining portion 183, a conveying chain 114a and clogging release means 200 for changing the position of the release pulley 114d between an operation position to move closer to the joining portion 181 and the joining portion 183 and a separation position to separate from the joining portion 181 and the joining portion 183. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
