Self-back flushing filtration assembly
US11426682B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 5, 2020 |
| Grant date | Aug 30, 2022 |
| Priority date | — |
| Expiry date | Jun 4, 2040 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2303/16
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A self-back flushing filtration assembly includes an inner container, an outer container, and a filter cartridge. The inner container is configured to receive treated water by way of a filter cartridge. The outer container is configured to hold untreated water and sleeve the filter cartridge and the inner container. The inner container and the filter cartridge are moveably positioned within the outer container to compress and draw the untreated water through filter media within the filter cartridge by way of a filter cap. The filter cap is movably positioned within a cavity of the outer container to draw treated water from the inner container through the filter media of the filter cartridge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.