Blade and pump impeller assembly for a dishwasher
US11382485B2 · kind B2 · utility
2Cited by
12References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 20, 2020 |
| Grant date | Jul 12, 2022 |
| Priority date | — |
| Expiry date | Oct 20, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF04D29/669
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.