| 摘要 |
PURPOSE: A water purifier is provided to manufacture a warn water tank only by welding without packing, thereby facilitating production process. CONSTITUTION: A water purifier comprises an inner container(360), an outer container(350), and a lid(370). The inner container comprises a warm water tank heating purified water. A reservoir is formed inside the warm water tank and the one side of the warm water tank is opened. The outer container accommodates the inner container. The outer container forms a first contact part(361) with the end of the inner container. The lid forms a second contact part(371) with the end of the outer container. The outer wall of the inner container is plated with copper. The inner wall of the inner container is electrolytically polished. A space between the inner container and the outer container is in a vacuum state. |
