| 摘要 |
<P>PROBLEM TO BE SOLVED: To satisfactorily lubricate a lip in each of both seals, without increasing a torque, and to secure high sealing performance, in a ball screw provided with the plurality of ring-like seals arranged respectively in axial both ends or one end of a nut. Ž<P>SOLUTION: A lubricant containing member 44 is arranged between the outer seal 42 and the inner seal 43, and the lips 42b, 43b are lubricated by the lubricant exuded from the lubricant containing member 44. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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