| 摘要 |
PROBLEM TO BE SOLVED: To provide a means for preventing the intrusion of water or foreign matters from the outside of a duplex thrust tapered roller bearing and preventing the flow of grease out of the inside. SOLUTION: The duplex thrust tapered roller bearing comprises an inner ring fitted to a rotating shaft, a double conical rollers rollingly arranged on both sides of the inner ring, and an outer ring arranged outside the conical rollers and fitted to a housing. Outside each of the double conical rollers, a shaft sealing device is provided for sealing the rotating shaft or a rotor to be rotated with the rotating shaft. COPYRIGHT: (C)2006,JPO&NCIPI
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