US 11,866,921 B2
Toilet with non-vitreous flush engine
Billy Jack Ahola, Manitowoc, WI (US); Andrew L. Smith, Sheboygan, WI (US); Mark E. Baumgartner, Sheboygan, WI (US); Donald G. Bogenschuetz, Sheboygan, WI (US); Tobin J. Vetting, Sheboygan Falls, WI (US); Lawrence E. Duwell, Plymouth, WI (US); and Peter W. Swart, Oostburg, WI (US)
Assigned to Kohler Co., Kohler, WI (US)
Filed by Kohler Co., Kohler, WI (US)
Filed on Oct. 28, 2021, as Appl. No. 17/513,514.
Application 17/513,514 is a continuation of application No. 16/533,334, filed on Aug. 6, 2019, granted, now 11,180,910.
Claims priority of provisional application 62/715,431, filed on Aug. 7, 2018.
Prior Publication US 2022/0049485 A1, Feb. 17, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. E03D 11/13 (2006.01); E03D 1/26 (2006.01); E03D 11/02 (2006.01)
CPC E03D 11/13 (2013.01) [E03D 1/26 (2013.01); E03D 11/02 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An apparatus comprising:
a bowl, formed from a non-vitreous material, comprising an opening at an upper periphery of the bowl and a sump at a lower portion of the bowl;
an overflow rim, formed from a non-vitreous material, at the upper periphery of the bowl and including a supporting surface, wherein the overflow rim allows water to bypass the bowl when a water level of the bowl is above a predetermined level;
a bowl insert configured to be located in the bowl and received on the supporting surface of the overflow rim; and
a rinse rim defining at least one rinse opening configured to supply water from within the rinse rim into the bowl insert.