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US 11,280,519 B2Granted
Water heater with optimized dip tube
AssigneeHaier US Appliance Solutions, Inc.
InventorsGregory L. Hutchison, Craig Iung-Pei Tsai, Timothy David Gantt, Alan George Constance, Jonathan D. Nelson
Life of this patent
Estimating the term…
Abstract
A water heater appliance includes a tank extending along a vertical direction between a top end wall and a bottom end wall and a dip tube extending from an inlet end to an outlet end. The inlet end of the dip tube is coupled to a cold water inlet in the top end wall of the tank. The outlet end of the dip tube may be positioned in a bottom corner of the tank and/or positioned at an outer perimeter of the bottom end wall.
Claims15
A water heater appliance, comprising:
- a tank, the tank comprising:
- a top end wall;
- a bottom end wall spaced from the top end wall along a vertical direction;
- a cylindrical wall extending along the vertical direction between the top end wall and the bottom end wall;
- and
- a bottom corner of the tank defined by an intersection of the cylindrical wall and the bottom end wall;
- and
- a dip tube comprising a cylindrical portion having a generally constant diameter, the cylindrical portion extending from an inlet end of the dip tube coupled to a cold water inlet in the top end wall to a convex hemispherical outlet end of the dip tube positioned in the bottom corner of the tank, wherein the cylindrical portion of the dip tube directly adjoins the convex hemispherical outlet end of the dip tube.
5 more elements
A water heater appliance, comprising:
- a tank extending along a vertical direction between a top end wall and a bottom end wall;
- and
- a dip tube comprising a cylindrical portion having a generally constant diameter, the cylindrical portion extending from an inlet end to a convex hemispherical outlet end having approximately the same diameter as the cylindrical portion of the dip tube;
- wherein the inlet end of the dip tube is coupled to a cold water inlet in the top end wall of the tank and the convex hemispherical outlet end of the dip tube is positioned at an outer perimeter of the bottom end wall.
1 more element
Dependencies are inferred from the claim text.