| 摘要 |
An apparatus which seals a shaft mounted rotatably on a bearing member. At least two spaced apart annular flanges are mounted on the shaft. One of the flanges being is arranged to bear radially against the bearing member. An annular sealing member is mounted on the shaft between the two flanges in abutting relation with at least one of the flanges to form a radial seal with the bearing member.
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