Ionisation vacuum gauges and gauge heads
US8456167B2 · kind B2 · utility
6Cited by
6References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 7, 2008 |
| Grant date | Jun 4, 2013 |
| Priority date | — |
| Expiry date | Sep 21, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J41/06
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A gauge head (10) for an ionisation vacuum gauge includes an electrical device (12, 28, 54) operable to provide an electrical discharge in a gas whose pressure is to be measured to initiate ion discharge in the gas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.