| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a structure of pipeline for reducing the damage by an earthquake or a component thereof. SOLUTION: A pipeline 10 comprises a plurality of mutually connected tubular bodies 12 and 14, and one of at least the mutually adjacent tubular bodies has a curved recessed end surface 42, and the other has a curved protruding end surface 44 adjacent thereto. Each of the recessed end surface and the protruding end surfaces is formed of, for example, a part of one spherical surface.</p> |
