| 摘要 |
PROBLEM TO BE SOLVED: To provide an epoch-making flowing water-blocking device blocking flowing water in a flow pathway, having extremely high commercial value. SOLUTION: This flowing water-blocking device blocking flowing water in a flow pathway has the width equal to that of a flow pathway 1 and the length enough to block flowing water in the flow pathway 1, is structured so as to float on flowing water, and comprises a flowing water-blocking body 4 having a weight linking part 3 linking a weight 2 on a predetermined portion, and a supporting body 5 arranged on at least one side of the flow pathway 1 and set rotatably around its pivot so as to join the flowing water-blocking body 4 thereto.
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