| 摘要 |
PURPOSE: A double thermal insulation pot using a small heater is provided to maintain the natural flavor and color of coffee by employing an indirect heating method using water kept warm. CONSTITUTION: A double thermal insulation pot comprises a body(100), an inner pot(200), an outer pot(300), water kept warm(400), an insulating material(320), and a heater(330). The inner pot is installed inside the body and stores liquid inside. The outer pot surrounds the inner pot. The water kept warm fills in between the inner and outer pots. The insulating material is formed on the exterior surface of the outer pot. The heat is installed on one side of the outer pot. |
