Submersible water filtration apparatus with multi-stage filtration
US11213774B2 · kind B2 · utility
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12References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 27, 2020 |
| Grant date | Jan 4, 2022 |
| Priority date | — |
| Expiry date | Mar 27, 2040 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04H4/1209
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An integrated process and system for the cleaning of any body of water in need of periodic cleaning, including but not limited to a swimming pool or spa. A submersible water filtration apparatus comprises a housing unit, an impeller driven by an electric motor powered by batteries, an inlet where fluid, such as water, is drawn inwards into the submersible water filtration apparatus, an outlet for returning filtered water into the body of water, and at least one filter zone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.