| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a means capable of effectively and fully sterilizing water by ultraviolet irradiation without causing any problems, while enabling a cooling device for preventing a rise in water temperature to be installed without hindrance, and providing delicious water. SOLUTION: A water tank body is of a three-layered structure consisting of an outer layer, an intermediate layer and an inner layer. A stainless tank is used as the inner layer and an agitator is provided inside the stainless tank. Protrusions are provided on the surface of the inner tank and an ultraviolet sterilizer is installed at the top of the water tank. A cooling pipe is provided on the outside of the inner tank.</p> |
