| 摘要 |
PROBLEM TO BE SOLVED: To provide a piping port structure of a running water pool, preventing a person or a thing from being sucked or drawn to a piping port of a stream passage, where pool water is circulated and passed, to improve the safety. SOLUTION: In the running water pool, an open ditch-like stream passage 2 is formed, and a plurality of portions of the stream passage 2 are provided with a pipe 13 where piping ports such as a discharge port 7, a water suction port 8, a circulating water port, and a drain port are opened to circulate the stream. The opening part 14 of each pipe 13 is provided with a safety lid 9, which is removable and has a grid structure, that is, an insert pipe lid 9A or a catch besin lid 9B. COPYRIGHT: (C)2008,JPO&INPIT
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