Leak detection
US3996789A · kind A · utility
13Cited by
6References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 28, 1975 |
| Grant date | Dec 14, 1976 |
| Priority date | — |
| Expiry date | Mar 28, 1995 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M3/2853
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Apparatus is tested for leaks by enclosing it by an enclosure which includes a flexible bag in its walls, the bag passing through its mouth when the pressure in the enclosure changes as a result of a leak, or comprises a member which flexes as a result of sorption of leaking materials.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.