In a small boat emergency stop apparatus having an operator's cockpit and a passenger seat installed spaced apart from the cockpit, there are provided with an operator transmitter wearable by the operator to transmit a radio-wave signal of a predetermined strength, a passenger transmitters wearable by the passenger to transmit a radio-wave signal of the same predetermined strength and a receiver installed at a location closer to the cockpit than the passenger seat to receives the radio-wave signals transmitted by the operator and passenger transmitters successively. It is identified which of the operator and the passenger is a wearer of the transmitter and is then discriminated whether strength of the radio-wave signal transmitted from the identified wearer is smaller than a predetermined value. When it is, it is discriminated that emergency occurred in the wearer and an emergency action of engine stopping or engine speed reducing is performed.
SMALL BOAT EMERGENCY STOP APPARATUS
2017-09-07
Patent
Electronic Resource
English