Patent attributes
A watering nozzle assembly includes a core tube received in the barrel of the nozzle. A first seal ring and a second seal ring are respectively mounted to a second end of the core tube, and a plurality of apertures are defined radially in the core tube and located between the first and second seal rings. A control rod pivotably connected to an operation bar movably seals the first end of the core tube. A nozzle is threadedly connected to the core tube. A block is fixedly connected to the second end of the core tube and removably seals the nozzle. The nozzle cab be moved relative to the core tube to allow water flowing from the gap between the block and the stepped surface in the nozzle. The first and second seal rings ensure that the nozzle assembly does not leak whichever status it is operated.
