公开(公告)号：US4169792A

公开(公告)日：1979-10-02

申请号：US841846

申请日：1977-10-13

Applicant: William L. Dovel

Inventor： William L. Dovel

IPC: B01D33/073 ,  B01D23/24

CPC classification number: B01D33/073 ,  B01D2201/084 ,  B01D2201/282 ,  B01D2201/287

Abstract: A water intake device comprising a substantially cylindrical rotatable screen adapted to be at least partially submerged in a body of water, means for rotating said screen, a water supply conduit communicating with the interior of said screen to receive water flowing through said screen, means for backwashing a section of said screen as said screen moves by said backwashing means so as to clear and/or remove objects or fish caught on the exterior surface of said screen and duct means associated with said backwashing means to provide or define a flow channel or path to guide and/or carry the objects or fish away from the influence or suction of the water entering said screen to said water supply conduit.

Abstract translation: 一种进水装置，包括适于至少部分地浸没在水体中的基本上圆柱形的可旋转筛网，用于旋转所述筛网的装置，与所述筛网内部连通以连接流过所述筛网的水的供水管道， 当所述屏幕由所述反洗装置移动时，反洗所述屏幕的一部分，以便清除和/或移除捕获在所述屏幕的外表面上的物体或鱼，以及与所述反冲洗装置相关联的管道装置，以提供或限定流动通道或路径 以引导和/或携带物体或鱼离开进入所述屏幕的水的影响或吸力到所述供水管道。