INTERNAL COMBUSTION ENGINE Russian patent published in 1997 - IPC

FIELD: automobile and tractor engineering; internal combustion engines. SUBSTANCE: cylinder block is installed in engine in horizontal plane which provides reliable lubrication of pistons. Engine has additional crankshaft. main and additional crankshafts are arranged opposite to cylinder heads which decreases load on main and crankpin bearings of shafts. Each connecting rod in engine is made in form of lever whose ends are hinge-connected with main and additional crankshafts and middle is hinge-coupled with pin which excludes vibration and decreases friction between surfaces of pistons and cylinders. EFFECT: improved operation of engine. 3 cl, 5 dwg