| 摘要 |
PROBLEM TO BE SOLVED: To provide a bearing device for a railway vehicle capable of preventing belly abutting of lips of an oil seal caused by a pressure difference in space sectioned within the bearing device. SOLUTION: In this bearing device for the railway vehicle 10, the sealed space A sectioned by the lips 14 and 133 and an oil slinger 121 is formed and the lip 14 is provided with a check valve 14a.
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