Dual segment ball valve
US6981691B2 · kind B2 · utility
15Cited by
15References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 17, 2003 |
| Grant date | Jan 3, 2006 |
| Priority date | — |
| Expiry date | Nov 17, 2023 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16K5/12
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
A ball valve has a valve body defining an inner seat and having a fluid inlet and fluid outlet and a control ball element rotatably mounted in the inner seat. The control ball element has a partially spherical outer surface, a flow passage having a leading edge, a first inner control surface abutting the leading edge, and a second inner control surface abutting the leading edge at an angle oblique to the first inner control surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.