Matched Precipitation Rate Rotary Sprinkler

摘要

Rotary irrigation sprinklers capable of automatically matching precipitation rates with fluid flow rates and arc adjustments capability of maintaining a substantially constant throw radius along with various other features of the sprinkler.

主权项

1. A rotary sprinkler comprising:
a housing with an inlet for receiving fluid for irrigation, the housing having a longitudinal axis, a non-rotating stem, and a turret mounted for rotation relative to the non-rotating stem; a drive mechanism for rotating the turret in a reversible arc of rotation relative to the non-rotating stem; an arc setting mechanism configured upon adjustment thereof to increase or decrease the arc of rotation of the turret; a nozzle defining an outlet with a variable shape for projecting fluid along the longitudinal axis, the nozzle mounted in the non-rotating stem; and a deflector mounted for rotation with the turret, positioned for receiving fluid from the nozzle along the longitudinal axis, and configured to project the received fluid outwardly from the sprinkler;