Patent ID: 6807927
Filing Date: 2004-10-26
Classification: F02B,F16F

Abstract:
A reciprocating piston engine, comprising:(a) a cylinder block; (b) at least two cylinders defined in said cylinder block; (c) two longitudinally adjacent crankshafts arranged substantially end-to-end and supported with respect to said cylinder block for rotation about respective parallel crankshaft axes of rotation, at least one of said cylinders being associated with each one of said crankshafts; (d) a respective piston movable reciprocatingly in each said cylinder, each said respective piston being interconnected with the one of said crankshafts with which each said cylinder is associated; and (e) a crankshaft timing mechanism interconnecting said two adjacent crankshafts with each other and requiring said crankshafts to rotate oppositely.