Valve having reduced operating force and enhanced throttling capability
US9709175B2 · kind B2 · utility
2Cited by
16References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 17, 2015 |
| Grant date | Jul 18, 2017 |
| Priority date | — |
| Expiry date | Apr 27, 2035 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K27/067
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
One or more techniques and/or systems are disclosed for a flow control valve element, which may comprise a generally spherical shape. An inlet and outlet are formed in the element, with a fluid passage disposed between. The respective inlet and outlet are defined by a lip, and at least the outlet has a lip face comprising a width less than that of an adjacent element wall thickness. The element can comprise a pair of opposing flats formed in the wall, where the flats respectively comprise an external flat portion of the element wall and an opposing internal flat portion of the element wall.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.