Wet-wet differential pressure transducer
US4175443A · kind A · utility
7Cited by
5References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 25, 1978 |
| Grant date | Nov 27, 1979 |
| Priority date | — |
| Expiry date | May 25, 1998 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L9/0036
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A three bellows transducer having two absolute bellows of equivalent configuration that isolate the motion detecting coils from the pressure media and respond only to change in line pressure to provide a zero shift and a large differential bellows that responds to a pressure differential to provide an electrical output which is a function of such pressure differential.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.