Patent ID: 6886529
Filing Date: 2005-05-03
Classification: B63B,B63H,F02B,F02D,F05C

Abstract:
1. A watercraft comprising a hull, the hull defining an operator's area, an engine output request device disposed in the operator's area being movable between a minimum position and a maximum position, an engine supported by the hull, the engine including an engine body defining at least one combustion chamber therein, an air amount control device configured to control an amount of air flowing into the combustion chamber, the air amount control device being operable in at least first and second modes, the air amount control device being configured to, in the first mode, allow a maximum amount of air to flow into the combustion chamber when the engine output request device is positioned in the maximum position, and being configured to, in the second mode, allow an amount of air less than the maximum amount, when the engine output request device is positioned in the maximum position, wherein the air amount control device comprises a throttle valve, the control device being configured to position the throttle valve based on a position of the engine output request device, and additionally comprising a first cable connecting the engine output request device to the control device, and a second cable connecting the control device with the throttle valve, the control device being configured to change a ratio of the movements of the first and second cables when switched between the first and second modes.