Thermostatically controlled electric continuous water heating unit
Automatic device for quick heating of liquids, particularly water Patent #: 4455475
ApplicationNo. 06/750750 filed on 06/28/1985
US Classes:122/14.3, Having water flow control feature122/18.2, Preheater122/4A, Electric boiler392/450, Plural serially connected compartments392/451With immersion heating element
ExaminersPrimary: Favors, Edward G.
Attorney, Agent or Firm
International ClassesF24D 17/00 (20060101)
A47J 31/54 (20060101)
A47J 31/44 (20060101)
AbstractA boiled water supplying apparatus which includes: a water heating closed tank having a water inlet and a water outlet; a conduit having one open end thereof connected to the water outlet and the other open end thereof arranged at a level higher than the water outlet; a water level regulating means for maintaining the water level in the water heating tank at a level lower than that of the other open end of the conduit; and a heating unit provided in the water heating tank for boiling the water; whereby the water can only be forced to flow out of the water heating tank by the vapor pressure of the boiling water. Downstream from the tank are provided a filter means, a hot water receiving tank and a heat exchange unit which can preheat the ingoing cold water of the water heating tank with the boiled water.