Title:
INTERRUPTING EQUIPMENT FOR SWIMMING OF FISH AND SHELLFISHES
Document Type and Number:
Japanese Patent JPH0358723
Kind Code:
A
Abstract:
PURPOSE: To interrupt swimming of fish and shellfishes to inward and outward of fixed sea area by providing plural supporting piles surrounded with plural electrode rods in seawater and forming electric field between electrodes.
CONSTITUTION: Plural electrodes 9 formed with supporting piles 6 provided in seawater with standing and plural electrode rods 7 provided around the supporting piles 6 and supported by the supporting piles 6 are provided at regular intervals in swimming interrupting part in seawater. Then, electric field for interrupting swimming of fish and shellfishes is formed between every neighboring electrodes 6 to interrupt swimming of fish and shellfishes to inward and outward of fixed sea area.
Inventors:
ARAI HIROSHIGE
MAEHATA HIDEHIKO
DAIKU HIROYUKI
TSUKAHARA MASANORI
MAEHATA HIDEHIKO
DAIKU HIROYUKI
TSUKAHARA MASANORI
Application Number:
JP19364689A
Publication Date:
March 13, 1991
Filing Date:
July 26, 1989
Export Citation:
Assignee:
HITACHI SHIPBUILDING ENG CO
International Classes:
A01K63/00; H05C1/00; (IPC1-7): A01K63/00; H05C1/00
Domestic Patent References:
| JP2073093B |
Attorney, Agent or Firm:
Ryutaro Fujita