| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a structurally simple water sprinkler having the power generation function.SOLUTION: The water sprinkler comprises a water supply pipe, a head part and a power generation part, in which the water supply pipe supplies pressurized water, and the head part comprises a rotary body rotatably installed to the water supply pipe, a nozzle extending in the radial direction from the rotary body and a jetting port provided in the nozzle and opening in the substantially circumferential direction, and the head part rotates and sprinkles water on the periphery by reaction of the pressurized water jetting from the jetting port, and the power generation part generates electric power by rotation of the head part.</p> |
