Electrical fish chasing device
US4580525A · kind A · utility
9Cited by
3References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 13, 1984 |
| Grant date | Apr 8, 1986 |
| Priority date | — |
| Expiry date | Sep 13, 2004 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA01K79/02
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An electric fish-scaring device for water inlet and discharge plants includes electrodes positioned below the surface of the water and connected to a voltage supply unit. To enable the device to operate effectively in scaring away fish of different respective sizes, the voltage supply unit is coupled to an automatic control unit for the generation of different voltage pulses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.