SPRINKLER NOZZLE Russian patent published in 1997 - IPC

FIELD: agriculture. SUBSTANCE: sprinkler nozzle has conical through opening made in its lower part and spring-biased conical member positioned in conical opening and provided with axial hole for ensuring predetermined flow rate at set maximum pressure, stop flange with openings along its perimeter and stabilizing branch pipe fixed in axial alignment with axial hole. Effective outlet section of branch pipe is equal to working section of axial hole at its outlet end to provide for predetermined flow rate at set minimum pressure. Deflector is made in the form of flat baffle removably mounted on conical base having diameter corresponding to that of baffle working surface. EFFECT: increased efficiency, simplified construction and enhanced reliability in operation. 2 dwg