MOTOR BOAT Russian patent published in 2014 - IPC B63B35/73 F02B63/04 F02B75/32 

FIELD: transport.

SUBSTANCE: invention relates to ship building. Motor boat comprises hull, cabin, cockpit, internal control station, power plant, shut-off clutch with forward and reverse reduction gear, propeller screw and control mechanisms. Power plant is composed by two-stroke diesel with identical-design power boosters, one per each cylinder and arranged here inside and made up of vibratory mechanism. Power booster comprises two equal-diametre spur gears arranged vertically in one plane for external engagement. Said gears are fitted on axles to run in opposite directions. Every gear has at least one balanced weight at piston TDC and is located at the ends of line passing through the center of rotation of both gears. Driven gear with teeth at one half of outer circle is fitted on axle of one of said spur gears. Said driven gear is arranged between two vertical fixed racks bolted to cylinder to engage with said rack in turn. Engine has even number of cylinders.

EFFECT: higher power output and efficiency of engine, fuel savings, higher boat speed.

18 dwg