DRAINAGE DISCHARGE PIPE Russian patent published in 2017 - IPC E02B11/00 

FIELD: construction.

SUBSTANCE: drainage discharge pipe is provided with a trough part and in the upper part - the water receiving part with perforations. In the cross-section the drainage discharge pipe is designed as Reuleaux triangle. One of four corners of Reuleaux triangle in the drainage trench 2 is directed vertically downward, thereby forming with two sides 5 outgoing from it the tray part of the drainage discharge pipe, and the side 6 facing vertically upward with perforations 7 forms a water intake part of the drainage discharge pipe. Longitudinal stiffeners are formed by corner zones of Reuleaux triangle.

EFFECT: design simplification, decrease of material consumption and increase of the strength of the drainage discharge pipe in critical soil and seismic conditions.

1 dwg