SPRINKLER HEAD Russian patent published in 2008 - IPC B05B1/18 

FIELD: irrigation technique for fine-dispersion and drop irrigation processes.

SUBSTANCE: sprinkler head has casing mounted on water feeding pipeline, and deflector fixed on pole. Deflector is formed as concave bowl oriented toward casing and blade contour fixed to casing and positioned above concave bowl. Blade contour embraces casing and consists of blades extending in parabolic curves. Blade contour has central conical flow divider to which divider blades of said contour are joined. Deflector is fixed to blade contour by means of screw-pole having countersunk head and embraces blade contour. Deflector has bordering reflectors extending along its perimeter. Inclined openings are provided in base of blade contour for communicating spaces between blades with atmosphere. Inclination angle of openings to axis of sprinkler head is 25-30 deg. Deflector is provided in its lower part with rigidity ribs.

EFFECT: increased efficiency by providing selection of optimum irrigation parameters and enhanced reliability in operation of sprinkler head.

2 dwg