| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pulley unit having a one-way clutch, which can prevent the wear of the rollers and the inner and outer races of the clutch as much as possible in the state of the over-run. <P>SOLUTION: In the pulley unit having the one-way clutch, at least one of a cam surface 20 and a raceway surface 21, which form the wedge shape spaces of the one-way clutch, has grinding streaks 26 formed in the axial direction. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
