Cartridge filter for faucet attachment
US5256287A · kind A · utility
29Cited by
6References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Nov 12, 1992 |
| Grant date | Oct 26, 1993 |
| Priority date | — |
| Expiry date | Nov 12, 2012 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2307/06
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A faucet-attached filter apparatus for filtering drinking water includes a unitary filter cartridge subassembly which provides a housing for the filter media, inlet and outlet porous media retainers, the filtered water outlet passage, and a quarter-turn connector with seal for simple cartridge insertion and removal from the filter housing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.