| 摘要 |
PROBLEM TO BE SOLVED: To provide a cylindrical roller bearing with a cage for maintaining high lubricating performance during the rotation of the bearing while reducing load during press-in of a cylindrical roller. SOLUTION: The NU type cylindrical roller bearing 11 comprises an inner ring 12, an outer ring 13 having a collar 13a, the cylindrical roller 14 arranged between the inner ring 12 and the outer ring 13, and the cage 15 for holding the space of the cylindrical roller 14. At the center of the inner peripheral face side end of the pocket wall face of the cage 15, an escape portion is provided in no contact with the cylindrical roller 14. At both ends thereof, roller holding protrusions 15d are provided for preventing the fall-off of the cylindrical roller 14. COPYRIGHT: (C)2008,JPO&INPIT
|
