| 摘要 |
A heater tank comprising a generally cylindrical shell; an upper and a lower end cap positioned at upper and lower ends, respectively, of the cylindrical shell; one or more heat exchanger tubes substantially disposed within the tank; a heating mechanism; and at least one set of heat exchanger tube introduction and exit apertures, one set for each helical heat exchanger tubes. The apertures are adapted for the helical water heater tube(s) to pass therethrough. The inlet and outlet apertures respectively enter and exit the tank substantially parallel to the wall of the cylindrical shell. The heater tank is preferably made of a plastic and more preferably via an extrusion blow molding process. |
