Spa filtration system and method
US11808285B2 · kind B2 · utility
1Cited by
2References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2020 |
| Grant date | Nov 7, 2023 |
| Priority date | — |
| Expiry date | May 31, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE04H4/1209
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A system for filtering water in a spa is described, and may include a housing that defines a receptacle for receiving a framework. The housing may include a cover and a back element, the cover and the back element connectable to form the receptacle. The back element may comprise an inlet port and an outlet port. The framework includes a rectangular slot for receiving a rectangular filter media, and one or more openings for receiving one or more mineral cartridges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.