| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a base isolation structure that can appropriately obtain a base isolation effect even when the weight of a body to be supported is changed. <P>SOLUTION: The base isolation structure 10 includes: a first laminated rubber body 12 whose one end in a laminating direction is fixed to a base part 54 and other end in the laminating direction is fixed to the body to be supported; a second laminated rubber body 20 arranged separately from the first laminated rubber body in parallel, whose one end in the laminating direction is fixed to one of the base part 54 and the body to be supported and other end in the laminating direction is arranged separately from the other one of the base part 54 and the body to be supported; and an elastic body 30 arranged between the other of the base part 54 and the body to be supported and the other end of the second laminated rubber body 20 while being abutted on both of them, and has a spring constant lower than that of the first laminated rubber body 12 and the second laminated rubber body 20. <P>COPYRIGHT: (C)2013,JPO&INPIT |
