Title:
DEVICE FOR WARNING OF APPROACH OF SHIP
Document Type and Number:
Japanese Patent JPS6098376
Kind Code:
A
Abstract:
PURPOSE: To detect approach of ships in the early stage to prevent accidents such as collision or the like by receiving radar radio waves of a marine radar equipment to generate a warning tone.
CONSTITUTION: A horizontally non-directional receiving antenna 5 which is turned to the frequency of radar radio waves of the marine equipment is provided in a small-sized ship. Radar radio waves received by the antenna 5 are detected by a detecting part 6 connected to the antenna 5 and are amplified and are outputted to a warning signal generating and output part 7. A warning signal is generated in this part 7, and the warning tone is outputted from a warning tone output part 10.
Inventors:
TAKEYASU ISABUROU
NAGAMACHI KOUICHI
SATOU YUUJI
NAGAMACHI KOUICHI
SATOU YUUJI
Application Number:
JP20669683A
Publication Date:
June 01, 1985
Filing Date:
November 02, 1983
Export Citation:
Assignee:
ZENI LITE BUOY CO LTD
International Classes:
G01S13/937; G08B21/00; G01S11/00; G01S11/16; G08B21/24; (IPC1-7): G01S11/00; G01S13/93; G08B21/00
Domestic Patent References:
| JPS5350694A | 1978-05-09 |
Attorney, Agent or Firm:
Ryutaro Fujita