| 摘要 |
PROBLEM TO BE SOLVED: To provide lubricating grease having a superior heat-resistant property and no chemical attacking property while less expensive than fluorinated grease, and also provide a rolling bearing filled up by the grease. SOLUTION: In the rolling bearing used for a bearing portion of an electronic photo device comprising an inner ring and outer ring arranged concentrically, a plurality of rolling bodies lying between the inner ring and outer ring, and lubricating grease filled up in the surroundings of the rolling bodies, the grease is made of an mixture of plural kinds of grease having different kinds of base oil respectively. |
