Waterway switching device and a shower head including the device
US9950327B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 13, 2015 |
| Grant date | Apr 24, 2018 |
| Priority date | — |
| Expiry date | Jul 20, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B1/1636
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A waterway switching device for a shower head includes a fixation portion, a switching mechanism, a driving mechanism, and an adjusting set rotatably disposed in the fixation portion. The fixation portion has an inlet waterway and at least two diversion waterways. The switching mechanism is assembled in the fixation portion and includes a water diversion plate, a first drive mechanism and a valve shaft. The water diversion plate can move with respect to the fixation portion, the valve shaft can slide with respect to the fixation portion, the first drive mechanism is connected to the water diversion plate and the valve shaft, the valve shaft sliding once drives the water diversion plate to rotate at a certain angle to switch and connect one diversion waterway to the inlet waterway. The driving mechanism includes-a rotation shaft and a second drive mechanism.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.