Check valve (duckbill anti-clogging)

Abstract

1. The name of the design product: check valve (duckbill type anti-clogging). 2. The use of the design product: for the discharge of groundwater in ditches, slopes and tunnels. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: assembly state perspective view. 5. Other circumstances that need to be explained: the bottom view of component 2 is not easy to see when in use, so the bottom view of component 2 is omitted.

Images