Patent ID: 6446581
Filing Date: 2002-09-10
Classification: F23M

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 baffle plate with an upper surface formed from an inner portion and an outer portion, said diverter positioned in said combustion chamber and having the upper surface of the inner portion positioned at about the same height as at least a portion of said burner ports, said baffle plate sized to form a gap between an edge of the outer portion and said side wall such that flames generated by combustion of said fuel tend to attach to at least the inner portion of the baffle plate; and a flange attached to and angled upwardly from the outer portion and adapted to channel combustion air passing through at least a portion of said flame arrestor through said gap.