| 摘要 |
PROBLEM TO BE SOLVED: To provide a screen device and a water intake port capable of adding force for moving to the downstream side of a river to captured dust, and capable of restraining a variation in a size of the force by a position.SOLUTION: A screen device and a water intake port comprise a plurality of screen members being a long size member with the direction along a horizontal plane as a longer direction and arranged side by side in a depth direction. The screen device and the water intake port comprise a plurality of crank rotary shafts being a member of alternately connecting a vertical shaft being a rod-like member of penetrating through a screen member and a horizontal shaft being a rod-like member of crossing with the vertical shaft and connecting a plurality of screen members and a driving device for rotating the crank rotary shafts. |
