Spa or pool water filtering apparatus
US6066253A · kind A · utility
24Cited by
10References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 26, 1998 |
| Grant date | May 23, 2000 |
| Priority date | — |
| Expiry date | May 26, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB01D35/027
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A pool or spa filter comprising a filter unit having porous filter wall structure to pass pool or spa water into the filter unit interior, the unit having a suction outlet; a perforated cover plate in water-passing registration with the outlet; the filter unit and cover plate being endwise interconnected and blocked against endwise inadvertent disconnection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.