Showerhead
US6250572A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Sep 7, 2000 |
| Grant date | Jun 26, 2001 |
| Priority date | — |
| Expiry date | Sep 7, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B15/528
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A showerhead includes a housing and a face plate to confine a chamber therebetween. A plurality of spray nipples are mounted on the face plate. Each spray nipple includes a nozzle body and a securing sleeve member. The nozzle body is made of a deformable material, and includes a stem portion with a shank end fitted to a respective inner peripheral wall in the face plate, a tapered end extending outwardly of a front major wall of the face plate, and a shoulder portion formed at a juncture of the shank and tapered ends. An enlarged head portion is secured to the shank end opposite to the tapered end, and defines an abutment shoulder to abut against a rear major wall of the face plate. A spray passageway extends from the stem portion through the enlarged head portion. Thus, the tapered end is bendable relative to the front major wall such that particulate dirt will be bounced out of the spray passageway once the tapered end swings back to its original state. The securing sleeve member is sleeved on the shank end, and abuts against the shoulder portion and the front major wall to cooperate with the abutment shoulder to clamp the face plate therebetween so as to secure the respective sp…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.