Fluid circulation valve with improved seal
US9447887B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 27, 2011 |
| Grant date | Sep 20, 2016 |
| Priority date | — |
| Expiry date | Nov 24, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86847
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
The invention relates to a fluid valve comprising a movable flap (1) provided with a first wing (3) and a second wing (4), said valve also including a gasket (2) having an opening (5) for the passage of the fluid. At least one (3) of the aforementioned wings, known as the sealing wing, can seal the opening (5) in the gasket (2) at least partially when the flap (1) is in the closed position. According to the invention, the sealing wing (3) and the other wing (4) are positioned on each side of the gasket (2) when the flap is in the closed position and the flap comprises an intermediate area (6) connecting the first (3) and second (4) wings and extending through the opening in the gasket (6).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.