| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a retainer having a lubricating structure capable of satisfactorily performing lubrication on an outer ring side in the retainer of a cylindrical rolling bearing of a rotating outer ring and stationary inner ring type. <P>SOLUTION: In the retainer of the cylindrical rolling bearing including a pair of annular parts 12 opposed to each other in an axial direction, column parts 13 provided at a fixed interval between the annular parts 12 and pockets 14 formed between the column parts 13, annular grooves 17 are provided to inner peripheral surfaces of the annular parts 12 and oil supply holes 18 communicating with the annular grooves 17 are provided to the inner surfaces of the annular parts 12 opposed to each other in the axial direction at parts of the pockets 14. <P>COPYRIGHT: (C)2012,JPO&INPIT |
