Irreversible hydrostatic pressure indicator
US9109967B2 · kind B2 · utility
0Cited by
9References
22Claims
0Family size
Inventors
Key dates
| Filing date | May 16, 2012 |
| Grant date | Aug 18, 2015 |
| Priority date | — |
| Expiry date | Dec 23, 2033 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01L7/187
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An irreversible pressure indicator, comprising a sealed vessel forming a fluid chamber and at least one indicating chamber; an indicating material contained within the fluid chamber, said material capable of being acted upon by a pressure force; and a gas contained within the indicating chamber, said gas capable of being displaced or compressed by said indicating material, and a method for using the same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.