HYDRAULIC FEEDER FOR SPRINKLING MACHINE Russian patent published in 1997 - IPC

FIELD: agricultural equipment for preparing and feeding of mineral fertilizer solutions to sprinkling machine. SUBSTANCE: hydraulic feeder has pull-type mineral fertilizer hopper 1 with conveyor, drive mechanism 3 and metering gate 4, mixing chamber 5 with supplying pipeline 6 and discharge pipeline 7, valves 8 and 9, discharge union 10 with discharge flexible pipeline 11 having bent portion defining discharge part and oriented toward irrigation channel. Apex of bent portion of pipeline 11 is disposed at longitudinal axis of hydraulic feeder and is provided with air access opening 12. Construction of feeder allows fertilizer to be applied to field together with irrigation water and fertilizer to be readily solved without substantial loss due to filtration. EFFECT: increased efficiency and improved quality of cultivated soil by uniform fertilizer distribution and reduced fertilizer loss. 2 cl, 2 dwg