Patent ID: 8087388
Filing Date: 2012-01-03
Classification: F24H

Abstract:
1. A water heater comprising: a cylindrical main body; a hot water storage chamber arranged above a mirror plate that includes an upwardly protruding first restriction part having a first predetermined length in the axial direction of the water heater, wherein the upwardly protruding first restriction part is continuously inwardly tapered towards a center axis of the water heater; the hot water storage chamber positioned above the mirror plate and in the cylindrical main body; a combustion chamber having a burner positioned below the mirror plate such that hot water in the hot water storage chamber is heated by combustion of the burner; and a second restriction part protruding outwardly in a curved ring shape and having a second predetermined length in the axial direction of the water heater that is less than the length of the first restriction part, wherein the second restriction part includes, wherein the burner is positioned such that a combustion surface of the burner directly radially faces said protrusion part and said peripheral edge.