| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pulley unit with a one-way clutch which facilitates press-fitting of a bearing when employing both seal bearings having seal members on both ends as a bearing for supporting a one-way clutch. <P>SOLUTION: Rolling bearings 6, 7 are provided to both sides in an axial direction of a one-way clutch 5. The rolling bearings 6, 7 are a both seal bearing having inner rings 6a, 6b, outer rings 7a, 7b, rolling elements 6c, 7c arranged between both ring center parts, and a pair of seal members 8, 9 arranged between both ends of both rings. An air releasing passage 21 for releasing air between the rolling bearing 6 and the one way clutch 5 at press-fitting of the rolling bearing 6 is provide to a shaft 3 of the one way clutch 5. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
