Needle drive, system and method
US11913916B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2021 |
| Grant date | Feb 27, 2024 |
| Priority date | — |
| Expiry date | May 22, 2041 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2035/1027
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A liquid chromatography sample manager includes a thermal chamber, a sample platter mounted in the thermal chamber, and a needle drive including a base having a shaft configured to rotate about a vertical axis, the base attachable to an interior of a sample manager of a liquid chromatography system. The needle drive further includes a needle assembly attached to the base, the needle assembly including a sample needle, and a drive system attached to the base, the drive system including a sample needle motor configured to impart vertical movement of the sample needle. The liquid chromatography sample manager further includes a sample delivery system configured to transfer a first sample from a first sample vial carrier located in the sample platter into a chromatographic flow stream.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.