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

FIELD: fine and drop irrigation sprinkling equipment.

SUBSTANCE: sprinkler head has casing to be mounted on water feeding pipeline, and deflector fixed to casing. Deflector is made in the form of concave bowl oriented toward casing and fixed to the latter by means of threaded bushing and having blade contour embracing said casing. Blades are contoured as parabolic curves. Blade contour has central conical flow divider to which flow divider blades of blade contour are joined. Deflector is attached to casing by means of threaded bushing and is made integral with blades. Cover is provided above blade contour on threaded bushing so as to cover blades from the top. There are L-shaped openings in threaded bushing of cover. Lower part of L-shaped openings is inclined at an angle of 25-30 deg to axis of sprinkler head. L-shaped openings are designed for communicating spaces between blades with atmosphere. Sprinkler head is adapted to be dismantled. Hexagonal protrusion provided in lower part of deflector is sized to correspond that of wrench.

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

3 cl, 2 dwg