| 摘要 |
<p>PROBLEM TO BE SOLVED: To prevent withdrawal of a pivot receiving body forming a pivot bearing from a fitting hole.SOLUTION: A pivot receiving body 10 is inserted into a fitting hole 52 having a cylindrical shape wall surface. The pivot receiving body 10 comprises: a pivot body receiving part 12 having a recess surface 20 fitting to a sphere of a pivot body 40; a set of first lances 16, 17 formed so as to pass the pivot body 40 by elastically deforming outward when the pivot body 40 is inserted into the pivot receiving body 10, and having smaller inner diameter than diameter of the pivot body 40; and fixing means for fixing the pivot receiving body 10 to the fitting hole 52. The fixing means is configured to prevent withdrawal of the pivot receiving body 10 from the fitting hole 52 by engaging with both ends of the fitting hole 52 when the pivot body 40 contacts the pivot body receiving part 12.</p> |
