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US 10,743,740 B2Granted
Dishwasher with spray system assembly
AssigneeWhirlpool Corporation
InventorsMark S. Feddema, Lisa M. Fehner
Life of this patent
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Abstract
A spray system assembly for a household appliance, such as a dishwasher, wherein the spray system assembly can include a diverter housing with a diverter valve, a sprayer mount, and a rotatable sprayer. The rotatable sprayer can include a hub, a spray head, and a pair of spaced spacers. The sprayer mount can include a collar for receiving the hub of the rotatable sprayer. The pair of spaced spacers can circumscribe the hub.
Claims22
A dishwasher for treating dishes according to at least one automatic cycle of operation, the dishwasher comprising:
- a tub at least partially defining a treating chamber receiving dishes for treating;
- a recirculation circuit fluidly coupled to the tub and having an inlet and an outlet;
- a sprayer mount fluidly coupled to the outlet;
- and
- a rotatable sprayer comprising:
- a spray head defining a hollow interior;
- a hub rotatably coupling the spray head to the sprayer mount and having a liquid passage fluidly coupling the outlet to the hollow interior;
- a first spacer circumscribing the hub, a second spacer, spaced from the first spacer and circumscribing the hub;
- a first through passage passing through the first spacer;
- and
- a second through passage passing through the second spacer;
- wherein the first through passage is radially offset relative to the second through passage to define a circuitous passage through the first and second spacers.
9 more elements
An assembly for a dishwasher comprising:
- a diverter valve having a housing incorporating a sprayer mount;
- and
- a rotatable sprayer comprising:
- a spray head defining a hollow interior;
- a hub rotatably coupling the spray head to the sprayer mount and having a liquid passage fluidly coupling an outlet to the hollow interior;
- a first spacer circumscribing the hub, a second spacer, spaced from the first spacer and circumscribing the hub;
- a first through passage passing through the first spacer;
- and
- a second through passage passing through the second spacer;
- wherein the first through passage is radially offset relative to the second through passage to define a circuitous passage through the first and second spacers.
7 more elements
Dependencies are inferred from the claim text.