| 摘要 |
<P>PROBLEM TO BE SOLVED: To secure a safe shelter room which is a heavy and robust structure and has drift impact prevention function inside, to solve the problem that a sealed space for confining a minimum required air quantity even if the space is taken into waves like in a case example of rescue from a capsized ship in order to cope with attack of unexpected tsunami and also with tsunami of possibly coming Tonankai earthquake. <P>SOLUTION: It is important that a shelter room can be installed near a user. The shelter room is a structure maintaining a sealed space and capable of holding an air quantity required for survival. A shelter room entrance is formed as an opening structure and allows the inside of the room to be flooded, but keeps a balance between inside and outside in water pressure and air pressure. A partition wall, a raised floor, and a platform having drift impact prevention function are provided in a position higher than the entrance by utilizing a moderately rising water level, to divide the inside into a hazardous entrance muddy stream zone and a safe retreat zone. <P>COPYRIGHT: (C)2013,JPO&INPIT |
