DISCHARGE OUTLET OF IRRIGATION PIPELINE Russian patent published in 2008 - IPC A01G25/02 

FIELD: agriculture.

SUBSTANCE: discharge outlet of the irrigation pipeline comprising holes in the pipe wall and water outlets. Each water outlet is designed as a movable valve consisting of a shut-off head. The shut-off head is designed as a cone attached to a viscoelastic diaphragm and equipped with a limiting head at the external surface of the pipeline. The limiting head is retained by a spring installed in the housing, which is attached to the external wall of the pipeline and has water outlet gates. The pipeline wall has tapered water outlet holes. The viscoelastic diaphragm rests on the internal pipeline wall through bosses on the external perimeter.

EFFECT: feeding water at given rate along whole length of irrigation pipeline.

2 dwg