US 11,781,302 B2
Sink having removable apron and accessory systems
Evan M. Grybush, Belgium, WI (US); Steven F. Elllingsen, Plymouth, WI (US); Niels J. Eilmus, Sheboygan, WI (US); and Terrence K. Mahon, Whitefish, WI (US)
Assigned to Kohler Co., Kohler, WI (US)
Filed by Kohler Co., Kohler, WI (US)
Filed on Jan. 20, 2021, as Appl. No. 17/153,508.
Claims priority of provisional application 62/965,530, filed on Jan. 24, 2020.
Prior Publication US 2021/0230851 A1, Jul. 29, 2021
Int. Cl. E03C 1/186 (2019.01); E03C 1/33 (2006.01)
CPC E03C 1/186 (2013.01) [E03C 1/33 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A sink system comprising:
a basin comprising:
a floor;
a front wall contiguous with the floor; and
a basin rim having a rim front side contiguous with the front wall, the rim front side comprising an aperture; and
an apron comprising an apron coupling wall configured to be coupled to the rim front side, the apron coupling wall comprising an apron slot that is configured to be aligned with the aperture when the apron is coupled to the basin rim, wherein:
the rim front side further comprises:
a stepped portion; and
a rim shelf that is separated from the front wall by the stepped portion; and
the apron coupling wall further comprises:
an inner recessed portion that interfaces with the stepped portion when the apron is coupled to the basin; and
an apron shelf that interfaces with the rim shelf when the apron is coupled to the basin.