| 摘要 |
PROBLEM TO BE SOLVED: To present a fountain having a peculiar figure composed of an under body part formed of a water film and an upper body part formed of water drops coupled to the under body part upper side. SOLUTION: A V-shaped notch 7 is formed at the tip part of a fountain nozzle 2 and the outlet of a nozzle hole 5 is formed into an arcuate hyperbolic long hole 6 having a major axis equal to the inside diameter (d) of the nozzle hole 5. By jetting water for fountain forcibly fed by a forcible feed pump 3 from the nozzle hole 5, the fountain 10 having the peculiar figure formed by coupling the under body part 8 formed from the water film and the upper body part 9 formed from the water drops to each other in the vertical direction is presented.
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