Sampling valve
US4699356A · kind A · utility
24Cited by
4References
4Claims
0Family size
Inventors
Key dates
| Filing date | Jun 13, 1986 |
| Grant date | Oct 13, 1987 |
| Priority date | — |
| Expiry date | Jun 13, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/6184
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Fluid sampling valves having a central bore between an inlet and an outlet with a cylindrical valve stem having a conically-faced head which provides means for fluid sealing within the bore. Such valves are especially useful for sampling critical fluid systems such as aerospace hydraulic systems.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.