US 12,029,370 B2
Dish treating appliance with a sprayer
Mark S. Feddema, Kalamazoo, MI (US); and Philip J. Czarnecki, Saugatuck, MI (US)
Assigned to Whirlpool Corporation, Benton Harbor, MI (US)
Filed by Whirlpool Corporation, Benton Harbor, MI (US)
Filed on Jul. 5, 2022, as Appl. No. 17/857,636.
Claims priority of provisional application 63/249,231, filed on Sep. 28, 2021.
Prior Publication US 2023/0095126 A1, Mar. 30, 2023
Int. Cl. A47L 15/22 (2006.01); A47L 15/48 (2006.01)
CPC A47L 15/22 (2013.01) [A47L 15/48 (2013.01); A47L 15/486 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A dishwasher for treating dishes according to an automatic cycle of operation, the dishwasher comprising:
a tub at least partially defining a treating chamber with an access opening;
a closure selectively closing the access opening;
at least one dish rack located within the treating chamber;
at least one rotating spray arm located within the tub adjacent to and emitting fluid into the at least one dish rack, the at least one rotating spray arm comprising:
a body having at least one fluid spray opening; and
at least one blade integrally formed with and extending laterally outwardly from the body such that the at least one blade extends upwardly or downwardly from the body; and
a motor operably coupled to and rotationally driving the at least one rotating spray arm to rotate in first and second rotational directions, wherein rotation of the at least one rotating spray arm in the first rotational direction rotates the at least one blade to move air within the treating chamber to establish air flow in a first direction within the treating chamber and rotation of the at least one rotating spray arm in the second rotational direction rotates the at least one blade to move air within the treating chamber to establish air flow in a second direction within the treating chamber.