| 摘要 |
A device having a rotary shaft extending through a housing, with the device including a shaft seal for affecting a substantially fluid tight seal between the shaft and the housing, wherein the shaft seal includes: a rotating seal member secured to and rotatable with the shaft, a stationary seal member for affecting sealing contact with the rotating seal member, and wherein the rotating seal member is adjustably mounted on the shaft. The invention provides a single mechanism for both transversely positioning the rotating seal member with respect to the shaft, and moving the rotating seal member to a predetermined axial position along the shaft.
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