US 12,390,083 B2
Systems for positional feedback in racks of dishwasher appliances
Justin Daniel Ryan, Louisville, KY (US); Steven Chadwick Koepke, LaGrange, KY (US); and Nathaniel Lee Min Sheeran, Louisville, KY (US)
Assigned to Haier US Appliance Solutions, Inc., Wilmington, DE (US)
Filed by Haier US Appliance Solutions, Inc., Wilmington, DE (US)
Filed on Aug. 30, 2022, as Appl. No. 17/898,566.
Prior Publication US 2024/0065523 A1, Feb. 29, 2024
Int. Cl. A47L 15/16 (2006.01); A47L 15/22 (2006.01); A47L 15/50 (2006.01)
CPC A47L 15/505 (2013.01) [A47L 15/16 (2013.01); A47L 15/22 (2013.01); A47L 15/502 (2013.01); A47L 15/507 (2013.01); A47L 15/508 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A dishwasher appliance, comprising:
a tub defining a wash chamber;
a first rack assembly slidably positioned within the wash chamber;
a first spray assembly positioned in the wash chamber and configured to direct wash fluids at the first rack assembly;
a second rack assembly slidably positioned in the wash chamber above the first rack assembly;
a second spray assembly positioned in the wash chamber and configured to direct wash fluids at the second rack assembly; and
a third rack assembly slidably positioned in the wash chamber above the second rack assembly; and
a third spray assembly positioned over the third rack assembly and configured to direct wash fluid at articles located in the third rack assembly, the third rack assembly comprising
a wire framework defining a perimeter of the third rack assembly, the wire framework comprises a boundary wall at a first side portion and a boundary wall at a second side portion, and
a wire insert comprising a wire floor portion, the wire insert configured to translate along one of the lateral direction and the transverse direction,
wherein the wire framework comprises one or more detents configured to provide positional feedback when the wire insert passes over the one or more detents,
wherein the one or more detents of the wire framework comprises a first detent proximate the boundary wall at the first side portion and a second detent proximate the boundary wall at the second side portion, the first detent and the second detent configured to provide feedback indicative of the wire insert in a normal position and an open position, respectively.