| 摘要 |
A lawn irrigation nozzle having a cylindrical body with a vertically disposed axis with two discharge ports on opposite sides of the body adapted to produce a horizontal spray from each discharge port, a manually rotatable disc adjacent each discharge port adapted to throttle the amount of water flowing outwardly from the discharge port, an inlet port at the bottom of the body, a threaded portion adjacent the inlet port for attaching the nozzle to an irrigation pipe, and a central axial threaded shaft means with a valve plug attached thereto and adapted to open or close the inlet port.
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