Showerhead and bottom portion thereof
US5699964A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Aug 13, 1996 |
| Grant date | Dec 23, 1997 |
| Priority date | — |
| Expiry date | Aug 13, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B15/62
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The showerhead of the present invention permits the removal of damaging water deposits, such as lime deposits, without causing damage to the surrounding showerhead portion on which the deposits are located. The showerhead includes a bottom portion with resilient extended portions associated with water exit ports of the showerhead wherein said resilient portions can be manipulated for removal of lime deposits from water. Specifically, the bottom portion of the showerhead may include a projection member extending along the periphery of the showerhead. The bottom portion may also comprise a membrane member including a plurality of water passage openings therethrough.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.