Filter with artificial boundary for a dishwashing machine
US9861251B2 · kind B2 · utility
3Cited by
110References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2014 |
| Grant date | Jan 9, 2018 |
| Priority date | — |
| Expiry date | Oct 29, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47L15/4208
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A dishwasher with a tub at least partially defining a treating chamber, a liquid spraying system, a liquid recirculation system defining a recirculation flow path, and a liquid filtering system. The liquid filtering system includes a filter disposed in the recirculation flow path to filter the liquid and at least one artificial boundary to aid in cleaning the filter.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.