| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a fall prevention member and a fall prevention structure which prevents a burned survival of a resin-made standpipe by a fire from falling from a collecting pipe member even when the resin-made standpipe member is connected to the collecting pipe member. <P>SOLUTION: The fall prevention member 10 includes: a mounting part for mounting on the collecting pipe member 30, an expansion prevention part 13 disposed along the whole periphery or a part of the resin-made standpipe member 20 made of resin connected to the collecting pipe member 30 having a clearance, preventing the burned survival of the resin-made standpipe member 20 in case of fire from advancing to the outside of the resin-made standpipe member 20; and the fall prevention member 14 for preventing the burned survival from falling. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
