Elevated temperature pressure sensor
US8127616B1 · kind B1 · utility
7Cited by
4References
20Claims
0Family size
Inventors
Key dates
| Filing date | Apr 2, 2008 |
| Grant date | Mar 6, 2012 |
| Priority date | — |
| Expiry date | Dec 6, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L1/005
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The present invention relates, in general, to pressure sensors capable of operating at high temperatures. The present invention further relates to a high temperature pressure sensor with an improved gage factor. The present invention still further provides a pressure sensor with a smaller sized diaphragm, which is capable of reading higher pressures. The present invention also provides a method and sensor for detecting strain using shape memory alloys.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.