发明名称 STEPPED AUTOMATIC TRANSMISSION DEVICE, POWER UNIT EQUIPPED WITH THE TRANSMISSION DEVICE, AND MOTORCYCLE EQUIPPED WITH THE POWER UNIT
摘要 <P>PROBLEM TO BE SOLVED: To provide a transmission device which is compact in the axial direction of an input shaft and in which a distance between an input shaft and an output shaft is relatively small. <P>SOLUTION: The transmission device 31 comprises a first clutch 55 having a first rotating shaft 53 a second rotating shaft 54 that are arranged in the direction perpendicular to the direction of the axis of the input shaft 52, and also having a third rotating shaft 64, a first shift gear pair 86 having a first gear 58 that rotates together with an output side clutch member 57 and also having a second gear 63, a first transmission gear pair 84 having a third gear 87 that rotates together with the first rotating shaft 53 and also having a fourth gear 75, a second transmission gear pair 85 having a fifth gear 74 that rotates together with the second rotating shaft 54, and also having a sixth gear 78, a second clutch 70, and a second transmission gear pair 91 having a seventh gear 73 that rotates together with an output side clutch member 72, and also having an eighth gear 77. At least one of an axis C2 and an axis C4 is not on a plane P. <P>COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009068698(A) 申请公布日期 2009.04.02
申请号 JP20080204925 申请日期 2008.08.08
申请人 YAMAHA MOTOR CO LTD 发明人 OISHI AKIFUMI;MURAYAMA TAKUJIN
分类号 F16H3/093;B60K17/06 主分类号 F16H3/093
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