Toilet with vitreous china flush engine and polymeric outer structure
AssigneeKohler Co.
InventorsMark W. Schibur, Clayton C. Garrels, Jeremiah J. Rauwerdink
Life of this patent
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Abstract
A toilet assembly includes a flush engine having a bowl, a sump at a lower portion of the bowl, and a trapway extending from the sump. The toilet assembly further includes a first polymeric layer at least partially surrounding the flush engine, the first polymeric layer comprising a foam. The toilet assembly further includes a second polymeric layer provided on the first polymeric layer, the second polymeric layer comprising resin.
Claims20
A method of forming a toilet assembly, the method comprising:
- placing a flush engine in a first mold;
- providing a first polymeric material into the first mold around the flush engine forming a subassembly;
- placing the subassembly in a second mold;
- and
- providing a second polymeric material into the second mold around the subassembly.
A method of forming a toilet assembly, the method comprising:
- placing a flush engine including a bowl and a trapway in a first mold;
- injection molding a first polymeric material into the first mold around the flush engine forming a subassembly;
- placing the subassembly in a second mold;
- and
- injection molding a second polymeric material into the second mold around the subassembly.
A method of forming a toilet, the method comprising:
- casting a flush engine from vitreous china;
- installing a functional insert on the flush engine;
- placing the flush engine in a first mold;
- providing a foam into the first mold around the flush engine forming a subassembly;
- placing the subassembly in a second mold;
- and
- providing a resin into the second mold around the subassembly forming a toilet assembly.
Dependencies are inferred from the claim text.