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US 2019/0059686 A1Published application
Blade and pump impeller assembly for a dishwasher
AssigneeWhirlpool Corporation
InventorsPritish Roy, Todd Michael Jozwiak, John Joseph Burns
Life of this patent
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Abstract
A dishwasher comprising a chassis, a tub supported by the chassis and at least partially defining a treating chamber, and a pump that circulates wash liquid in the treating chamber. The pump has an impeller that has a cover, a base with an axis of rotation, and at least one fin protruding from the base. The impeller also has a cap removably coupled to the impeller and at least one blade integrally formed with the cap.
Claims20
A dishwasher comprising:
- a chassis;
- a tub supported by the chassis and at least partially defining a treating chamber;
- a drain pump for circulating wash liquid in the treating chamber comprising;
- an impeller having a cover and a base with an axis of rotation and with at least one fin protruding from the base;
- a cap removably coupled to the impeller;
- at least one blade integrally formed with the cap.
3 more elements
Dependencies are inferred from the claim text.