| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a rolling bearing capable of preventing the deterioration of the rigidity of a main shaft, achieving the compactness of a machine, and providing a high-speed long service life and maintenance-free performance. <P>SOLUTION: A grease sump 4 is disposed to adjoin one axial direction end face of a bearing on the side with an inner ring inclination part CB, and a nozzle 7 projecting from the grease sump 4 is provided to cover the outer circumference of the inner ring inclination part CB. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
