Bench-top time of flight mass spectrometer
US11879470B2 · kind B2 · utility
0Cited by
108References
16Claims
0Family size
Assignee
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Key dates
| Filing date | May 31, 2019 |
| Grant date | Jan 23, 2024 |
| Priority date | — |
| Expiry date | Aug 21, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J49/405
- WIPO fieldEngines, pumps, turbines
- WIPO sectorMechanical engineering
Abstract
A mass spectrometer comprising: a vacuum housing comprising a first vacuum chamber having a first gas exhaust port; a gas pump (1700) having a first gas inlet port connected to the first gas exhaust port (H1) by a first gas conduit for evacuating the first vacuum chamber; and a first apertured cover (2010) arranged over the first gas exhaust port (H1) or first gas inlet port, or in the first gas conduit therebetween.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.