| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a bearing device capable of sufficiently supplying oil and preventing the application of biased load to a roller. <P>SOLUTION: This bearing device 5 has two inner rings 53a, 53b mounted between a shaft 51 and a gear 52 as a rolling element, and fixed to the shaft 51, two outer rings 55a, 55b fixed to the gear 52 and prevented from being axially moved by a stopper ring 54, rollers 56 of three rows inserted between the inner rings 53a, 53b and the outer rings 55a, 55b, and a plurality of ball-cages 56a for evenly arranging a plurality of rollers 56 in each row. A cut 58 capable of inserting the stopper ring 54, is formed on at least one of opposite faces of two outer rings 55a, 55b, and at least one of two inner rings 53a, 53b is provided with an oil hole 59. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
