WATER OUTLET OF IRRIGATION PIPELINE Russian patent published in 2007 - IPC A01G25/02 

FIELD: equipment for drop irrigation of farm crops using flexible irrigation pipelines.

SUBSTANCE: water outlet has pipeline wall with water discharge opening. Water outlet is made in the form of outside head with water discharge opening having length equal to three-four inner diameters thereof. Channels are provided at a distance making 0.5-0.7 the diameter of opening from its inlet edge, said channels being designed for connecting inner cavity of opening with atmosphere. Diameter of each channel is equal to 0.1-0.2 the inner diameter of water discharge opening.

EFFECT: enhanced reliability in operation of pipeline and provision for adjustable water feeding.

1 dwg