| 摘要 |
<p>An elastic support provided at the upper-stage beam of a bridge or midway between upper and lower parts of a building structure for supporting a load, the support comprising an upper case (20), a lower case (30) and an elastic pad (10) provided on the upper surface thereof with sliding boards (13a, 13b) and disposed between the upper and lower cases (20, 30), the elastic pad (10) comprising a cylinder member (11) formed with many cylinder holes (11a, 11b), elastic members (15a, 15b) respectively secured to cylinder holes (11a, 11b) of the cylinder member (11), many pistons (14a, 14b) for sealing the elastic members (15a, 15b) and an elastic reinforcing member (16) which receives the cylinder member (11) and the many pistons (14a, 14b) and is formed integrally, whereby it is possible to restrain a swelling phenomenon, cause bending in the bridge axis direction only, support a larger load safely, find a wider application and to reduce construction costs.</p> |
