| 摘要 |
The device is intended to facilitate the rescue of a person overboard. The device comprises at least one transmitter (1) emitting a coded signal and intended to be worn by any person on a boat, a receiver (2) detecting the coded signal and delivering a control signal when the coded signal is not detected, and control means (4, 7) for controlling the boat receiving the control signal from the receiver and comprising an electromagnetic device activated by the control signal and modifying the sailing characteristics of the boat when energized. In the case of a sail boat, the electromagnetic device comprises a coil situated in the vicinity of the compass (18) of the automatic pilot (19) of the boat. By means of an inclinometer (4) and a followed route detector (23), the boat is made to go round in circles.
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