| 摘要 |
PURPOSE:To uniformly supply enough lubricating oil to a clutch plate entirely by forming a plurality to through holes on a spline groove portion of a clutch drum, and further providing a lubricating oil supply hole directly connected to a lubricating oil supply groove portion of a clutch shaft. CONSTITUTION:A plurality of through holes 18 are formed on a groove portion of a spline 12 of a clutch hub 10 in an inner peripheral clutch drum 7 fixed to a clutch shaft 1. Further, a lubricating oil supply hole 20 directly connected to a lubricating oil supply passage 2 of the clutch shaft 1 is formed at the groove portion of the spline 12. In this arrangement, enough lubricating oil is uniformly supplied to plural clutch plates entirely. |
