| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a rolling bearing device capable of reducing a cost and small in time lag between timing of indication of oil amount fluctuation and timing of injection of oil air after the indication. <P>SOLUTION: In an oil air injection device 2, an oil reservoir 70, and an oil path 80 that makes the oil reservoir 70 communicate with an injection nozzle 61 are provided close to the opening of one between an outer ring 10 and an inner ring 11. In the oil reservoir 70, an oil-containing resin 75 is disposed. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
