| 摘要 |
It is an object of the present invention to provide a driving force-transmitting device inexpensively. A driving force-transmitting device 10 comprises a housing 11 and 12 , an inner shaft 18 , a main clutch 22 , a pilot clutch 24 and a cam mechanism 23 including a first and second cam members 26 and 25 . Plural main outer and inner clutch disks 20 and 21 of the main clutch 22 are respectively spline-engaged with the housing 11 and the inner shaft 18 . Plural pilot outer and inner clutch disks 32 and 33 of the pilot clutch 24 are respectively spline-engaged with the housing 11 and the first cam member 26 of the cam mechanism 23 . The second cam member 25 of the cam mechanism 23 is arranged to constantly contact one of the main inner clutch disks 21 and is not spline-engaged with spline grooves of the inner shaft 18.
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