Internal-combustion engine has crankshaft and eccentric shaft that are provide d for extension of expansion stroke from pistons of internal-combustion engine by piston rods and coupling element is connected with crankshaft

摘要

The internal-combustion engine (1) has a crankshaft (3) and eccentric shaft (13) that are provided for the extension of an expansion stroke from pistons (2) of the internal-combustion engine by piston rods (4) and coupling element (8) is connected with the crankshaft. Differential gears are arranged at front ends of cam shaft or opposite to the cam shaft.