INTERNAL COMBUSTION ENGINE Russian patent published in 1997 - IPC

FIELD: manufacture of engines. SUBSTANCE: double-row two-shaft internal combustion engine has crankshaft system and camshaft system of aligned rotation. Crankshafts 1 and 2 and camshafts 3 and 4 are connected with output shaft 5 by means of hyperboloidal gear trains 6, 7, 8 and 9, 10, 11. Intermediate gear wheels 6 and 9 are located on output shaft 5 and each of other two wheels: 7 and 8 are located in middle of crankshafts 1 and 2, respectively and wheels 10 and 11 - in middle of camshafts 3 and 4, respectively; ratio of crankshaft system is equal to 1 and ratio in camshaft system is equal to 2. EFFECT: reduced overall dimensions of engine. 1 dwg