Patent ID: 8672242
Filing Date: 2014-03-18
Classification: B05B

Abstract:
1. An irrigation sprinkler head comprising: a deflector; a first valve having a first valve body and a second valve body, the first valve being adjustable for setting a length of an arcuate opening for the distribution of fluid in a predetermined arcuate span; a flow path from an inlet through the first valve to the deflector and outwardly away from the deflector within the predetermined arcuate span; a shaft having a first end and a second end, defining a central axis, and supporting the deflector near the first end; and a spring mounted near the second end of the shaft and biased to urge the shaft against the first valve body and opposite the direction of flow along the flow path, the shaft in turn urging the first valve body against the second valve body and opposite the direction of flow along the flow path.