Water inlet valve
US9441354B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 8, 2012 |
| Grant date | Sep 13, 2016 |
| Priority date | — |
| Expiry date | Nov 17, 2032 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/7465
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A water inlet valve includes a water sealing piston installed in a water inlet pipe and a top cover. A water storage cylinder is fixed outside the water inlet pipe. A lower water cavity has an upper air vent and a lower water inlet. A siphon is arranged in a water storage cavity and communicated with the lower water cavity. A first magnetic element is arranged on a floater. A small buoy is arranged outside the water storage cylinder to open and close the upper air vent. A gutter is formed on the periphery of the top cover. A lever and an eccentric shaft are arranged outside the water inlet pipe and the top cover. The connecting rod is connected with the lever and the eccentric shaft. The lever is provided with an energy storage spring, a second magnetic element, and a restoring spring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.