B05B 3/0486

Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements {; Spraying or sprinkling heads with rotating elements located upstream the outlet} with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet {the spray jet being generated by a rotary deflector rotated by liquid discharged onto it in a direction substantially parallel its rotation axis}