| 摘要 |
PCT No. PCT/JP97/02643 Sec. 371 Date Feb. 23, 1999 Sec. 102(e) Date Feb. 23, 1999 PCT Filed Jul. 31, 1997 PCT Pub. No. WO98/35117 PCT Pub. Date Aug. 13, 1998The present invention relates to a three-dimensional guiding apparatus capable of bearing large loads and suitable for use in a vibration isolating structure for buildings. The three-dimensional guiding apparatus comprises a base 23, a first curved guiding apparatus 21 disposed above the base 23 and having an arcuate track, a second curved guiding apparatus 22 disposed above the first curved guiding apparatus 21 and having a plane of movement along an arcuate track which crosses the plane of movement of the first curved guiding apparatus 21, and an intermediate member 24 positioned between the first curved guiding apparatus 21 and the second curved guiding apparatus 22 and interconnecting the first curved guiding apparatus 21 and the second curved guiding apparatus 22. Each of the first and second curved guiding apparatuses 21, 22 has a track rail 1, a bearing block 10, lids 13, and a number of balls 9. |
