Sample introduction valve for spectrometers with shuttle valve
US5313846A · kind A · utility
0Cited by
4References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 10, 1991 |
| Grant date | May 24, 1994 |
| Priority date | — |
| Expiry date | Jun 10, 2011 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T137/86879
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A sample introduction valve for spectrometers for selectively directing sample flow from two or more sources in which a slideably mounted shuttle provides in one position a pass through for one source and a by-pass for the other source and in a second position the opposite result.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.