MOTOR BOAT Russian patent published in 2014 - IPC B63H21/00 B63H23/00 

FIELD: transport.

SUBSTANCE: 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 four-stroke diesel, each cylinder thereof having internal web with central bore to divide cylinder inside into two equal chambers. Cylinder is closed from bottom by lower cover with central bore. Pistons are fitted into cylinders, one in its chamber. Pistons are coupled by rod extending through web and bottom cover bores, its lower end being coupled with con-rod engaged with crankshaft crank. Webs, pistons and lower cover makes four chambers in the cylinder, each having an intake unit with intake valve interacting with camshaft cam and atomiser hydraulically communicated with high-pressure pump engaged with crankshaft. Intake unit is connected with air blower air filter while discharge unit with discharge valve is engaged with camshaft cam communicated via air exhauster and discharge pipe with atmosphere.

EFFECT: enhanced performances.

1 tbl, 12 dwg