Fluid flow monitoring device
US5134890A · kind A · utility
21Cited by
8References
6Claims
0Family size
Inventor
Key dates
| Filing date | Mar 20, 1990 |
| Grant date | Aug 4, 1992 |
| Priority date | — |
| Expiry date | Mar 20, 2010 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01F1/44
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A flow sensing apparatus has an obstruction extending across the tube to form two openings. The obstruction is at an angle to the tube axis and includes a portion with reduced dimension. Pressure sensors are located on opposite sides of the obstruction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.