| 摘要 |
PROBLEM TO BE SOLVED: To provide a combine harvester ensuring reaped grain culm feet under conveyance to seldom be caught on or straw grass and/or muddy soil to seldom be accumulated on a central conveying drive case 80 in transmitting mechanical power to a central foot joining conveying chain 33C situated between left and right foot joining conveying chains 33L and 33R. SOLUTION: The combine harvester includes the left, right and central foot joining conveying chains 33L, 33R and 33C to nip and convey left, right and central reaped grain culm feet and join them together respectively, and left, right and central raking-in wheels 30L, 30R and 30C to rake reaped grain culm feet in the conveying starting ends of the respective foot joining conveying chains 33L, 33R and 33C, and also includes the central conveying drive case 80 raised close to the rear side of the central raking-in wheel 30C and a transmission case 81 to transmit mechanical power from the central conveying drive case 80 toward the conveying terminal end of the central foot joining conveying chain 33C, specifically to a drive wheel 78 windingly supporting the conveying terminal end. COPYRIGHT: (C)2004,JPO
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