Patent ID: 8919676

Claim:
A spray head in an agricultural sprayer including a spray boom carrying a plurality of said spray heads, comprising: a manifold body defining a fluid chamber including a bottom section having a substantially planar top surface region containing a plurality of flow control openings having inlets arranged in a circular ring-shaped zone extending about an upright axis; a plurality of nozzles respectively having inlets coupled for receiving fluid from said plurality of flow control openings; a nozzle selector disk being located in said chamber and having a flat bottom surface engaged with said planar top surface region of said bottom section, said nozzle selector disk being mounted for rotation about said axis and containing at least one nozzle selection opening located for selectively registering with said flow control openings as said nozzle selector disk is rotated in said chamber; a power-operated motor being connected for rotating said nozzle selector disk; and wherein a selected spray rate of the nozzles is related to a speed of the agricultural sprayer.