Patent ID: 7299769
Filing Date: 2007-11-27
Classification: F24H

Abstract:
1. A gas fired water heater, comprising: a normally closed tank containing water under pressure, the tank having a top wall, depending cylindrical sidewalls and a bottom opening, a water inlet and a water outlet; a combustion chamber assembly having a submerged, pressurized combustion chamber with multiple external heating surfaces, the combustion chamber normally extending through the bottom opening of the closed tank so that all of the heating surfaces are submerged in the water under pressure; a forced draft burner assembly mounted on the bottom opening of the closed tank and communicating with the combustion chamber for causing combustion to take place within the submerged, pressurized combustion chamber; a rotomolded jacket enclosing the normally closed tank; and a support stand with upwardly extending legs on either of two sides of the closed and jacketed tank, the support stand being attached to the closed tank at a pivot point, whereby the tank is rotatable about the pivot point between a vertical position and a horizontal position.