Siphon activated valve
US10774512B2 · kind B2 · utility
2Cited by
15References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 14, 2016 |
| Grant date | Sep 15, 2020 |
| Priority date | — |
| Expiry date | Mar 14, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE03C2001/026
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A fill valve system with a float nested in a container connected to the fill valve and a siphon device passing water out of the container into the toilet tank, with the siphon device having an air vent dimensioned such that: (i) tank refilling is delayed until after the flush valve closes; (ii) the fill valve is not turned on by small leaks in the tank; and (iii) the fill valve turns off when it encounters large leaks in the tank.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.