ROLLING BEARING DEVICE AND INFORMATION RECORDING DEVICE

摘要

PROBLEM TO BE SOLVED: To certainly prevent outflow of oil mist from the inside of a rolling bearing device.SOLUTION: The rolling bearing device 1 includes: an inner ring 11 and outer ring 13 arranged coaxially; a plurality of rolling elements 15 arranged circumferentially at an interval in an annular space between the inner ring 11 and the outer ring 13; two rolling bearings 10 and 20 arranged axially at an interval; and a flange-like lid member 19 that is attached to the outer peripheral surface of the inner ring 11 axially outside the rolling elements 15 and extends radially from the outer peripheral surface of the inner ring 11 to a vicinity of the outer ring 13.