Two-shutter three-way valve
US8561645B2 · kind B2 · utility
14Cited by
8References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 18, 2008 |
| Grant date | Oct 22, 2013 |
| Priority date | — |
| Expiry date | Jan 19, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/87113
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A three-way valve (1) with two flaps (5, 6) respectively positioned in two of the three paths (2, 3) of the valve and comprising means (7-12) for controlling and actuating the flaps (5, 6) to make them pivot from one to the other of two positions in which the paths (2, 3) are either open or closed. Single control means (7) are provided for both flaps (5, 6), and there are actuating means (9-12) designed to be controlled by the single control means (7) and to actuate the two flaps (5, 6) with a temporal phase shift.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.