SPRINKLER UNIT Russian patent published in 1996 - IPC

FIELD: agriculture, in particular, irrigation of vast areas remote from water sources. SUBSTANCE: sprinkler unit has chassis 1, accumulating vessel 4 fixed on chassis 1 and provided with axial pipe 7 having aerodynamic screws 6 with electroreactive nozzles 20. Screws 6 rotate in opposite directions. Nozzles are supplied with power through inductive current collectors. Drag vector control is effectuated through three arms 5 formed as resilient plenums with reversible pumps controlled from control panel. It allows sprinkler center of gravity to be offset and axial pipe 7 to be inclined at predetermined angle and in predetermined direction. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 9 dwg