| 摘要 |
PROBLEM TO BE SOLVED: To provide a sprinkler which substantially reduces energy costs by generating electric power by utilizing a flow of pressurized water and carrying out various operations by using the generated power.SOLUTION: The sprinkler 11 feeds pressurized water to a water supply passage 12 in a housing 13, generates electric power by utilizing the flow of the fed water, carries out various operations by utilizing the generated power and discharges water from a nozzle 16. The housing 13 has a connection port 20 for a hose arranged in the base portion of the water supply passage 12, a water-power generator 14 connected with the water supply passage 12, a valve 15 for opening and closing of the water supply passage 12, a moving means 17 for directing the nozzle 16 in a specified direction and a radio device 18 for carrying out various operations on a radio. |
