Hydro-acoustic device for warning sea mammals
US4945520A · kind A · utility
5Cited by
7References
2Claims
0Family size
Inventor
Key dates
| Filing date | Sep 27, 1989 |
| Grant date | Jul 31, 1990 |
| Priority date | — |
| Expiry date | Sep 27, 2009 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B11/00
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A passive hydro-acoustic device for warning sea mammals away from shallow areas consisting of an anchor linearly arranged in front of a shallow area and a plurality of cables attached to the anchor at predefined intervals and extending substantially perpendicular therefrom and sonar reflecters affixed to each of the cables.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.