Reference leakage device for leak sniffer detector
US7168287B2 · kind B2 · utility
6Cited by
5References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 14, 2003 |
| Grant date | Jan 30, 2007 |
| Priority date | — |
| Expiry date | Aug 14, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M3/207
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A reference leakage device for a leak sniffer detector that is equipped with a sniffing tip and a control unit. The reference leakage device includes a gas reservoir and a constriction wherefrom there is released a specific amount of test gas, at least during calibration. A sensor is located in the constriction for detecting the approach of the sniffing tip wherein the device further is capable of transmitting signals to control unit of the leak detector.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.