Invention Grant
US07946237B2 Method for changing the direction of travel of a watercraft and apparatus therefor 失效
改变船舶及其装置的行进方向的方法

Method for changing the direction of travel of a watercraft and apparatus therefor
Abstract:
An apparatus for retarding and/or changing the direction of travel of a sailing vessel is disclosed. The apparatus includes a watercraft (10) with moveable flaps (12A, 12B, 12C) internal ballast tanks, solenoid banks (20) and explosive activated nut and bolt clamps. The watercraft (10) is manually navigated or navigated by remote control. A method of utilizing the watercraft (10) to retard and/or change the direction of travel of the sailing vessel is also disclosed.
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