SPRINKLER Russian patent published in 2009 - IPC A01G25/02 B05B1/04 

FIELD: agriculture.

SUBSTANCE: sprinkler includes a frame with two slot cuts arranged diametrically, a lid with arranged therein fine pulveriser having calibrated opening, screen filter, ring moving body with made therein three pairs of diametrically arranged slot-type water outlets. One pair is directed upward at an angle of 5-15° to the horizontal plane, the other pair of slots is directed horizontally, the third pair is directed downward at an angle of 5-15° to the horizontal plane. Sprinkler is installed on the stand and equipped with a feeding tube, ring moving body has a quick-release, locking device. Tube is connected to the feeding duct line.

EFFECT: determination of the irrigation area of trees, based on location of its root system, reduction of irrigation norms.

8 dwg