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JET PROPULSION BOAT

  • US 20150239541A1
  • Filed: 02/20/2015
  • Published: 08/27/2015
  • Est. Priority Date: 02/21/2014
  • Status: Active Grant
First Claim
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1. A jet propulsion boat comprising:

  • a boat body;

    a jet propelling apparatus configured to propel the boat body;

    an engine configured to drive the jet propelling apparatus;

    a speed determination section configured or programmed to determine whether or not the boat body is in a high speed traveling state, the high speed traveling state being when a number of engine revolutions or a boat speed is not smaller than a threshold value;

    a turning state determination section configured or programmed to determine whether or not the boat body is in a turning state; and

    a controller configured or programmed to control the engine based on results of the determinations made by the speed determination section and the turning state determination section;

    whereinthe controller is configured or programmed to decrease a number of revolutions of the engine if the speed determination section determines that the boat body is in the high speed traveling state and the turning state determination section determines that the boat body is in the turning state.

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