| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pulley unit having a one-way clutch, which can improve the locking performance in the locked state and further 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 diagonal direction with respect to the axial direction. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
