| 摘要 |
PROBLEM TO BE SOLVED: To provide a ball spline capable of smoothing a stroke of a spline. SOLUTION: A retainer body 19 and a retainer lid 20 are abutted with each other, and supported in an outer cylinder body 17 by a pair of stopper rings 21, 22 arranged on both the end surfaces. Each stopper ring 21, 22 is formed as a corrugated washer, that is, a kind of a spring washer. Thereby, the retainer body 19 and the retainer lid 20 are assembled by applying an elastic axial preload. COPYRIGHT: (C)2010,JPO&INPIT
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