Patent ID: 6443103
Filing Date: 2002-09-03
Classification: F23M,F24H

Abstract:
A water heater comprising:a water container; a combustion chamber adjacent the container, said combustion chamber having a side wall and at least one flame arrestor to admit air and extraneous fumes into said combustion chamber and confine ignition and combustion of said extraneous fumes within said combustion chamber; a burner having a multiplicity of burner ports associated with said combustion chamber and arranged to combust fuel to heat water in said container; an air diverter comprising a plate, said diverter positioned in said combustion chamber and below said burner ports, said plate sized to form a gap between its outer edge and said side wall and adapted to channel combustion air passing through at least a portion of said flame arrestor through said gap; and a flange positioned 1) above said air diverter, at least a portion of said flange being angled upwardly from said air diverter and 2) relative to said burner ports such that flames generated by combustion of said fuel tend to attach to at least a portion of the flange.