Shower head
US8720800B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Nov 17, 2011 |
| Grant date | May 13, 2014 |
| Priority date | — |
| Expiry date | Sep 6, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S239/04
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A shower head includes a main body seal seat fixed to a main body. The main body seal seat is fitted in a rotation seat in a rotation way and located above a cover seal seat. The cover seal seat is fixed to a cover unit. The joint of the main body seal seat and the rotation seat has a groove to receive a first seal ring. The main body seal seat has at least one water inlet. The water inlet is provided with a spring and a second seal ring therein. The spring is located between the second seal ring and the water inlet of the main body seal seat. The cover seal seat has at least one through hole corresponding in position to the water inlet. The cover unit has at least one water outlet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.