Multiple pressure gradient sensor
US6201766A · kind A · utility
14Cited by
6References
3Claims
0Family size
Inventors
Key dates
| Filing date | Aug 10, 1998 |
| Grant date | Mar 13, 2001 |
| Priority date | — |
| Expiry date | Aug 10, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R23/00
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Apparatus for studying the variations in hydrodynamic pressure for correlation with fish movement towards and away from zones of danger comprises a hollow winged section having mounted on the surface thereof, piezoelectric sensors, and an accelerometer mounted within the apparatus, for generating electrical signals that are processed and interpreted by remote electronic means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.