Patent ID: 9133765
Filing Date: 2015-09-15
Classification: F01B,F02B

Abstract:
1. An internal combustion engine, comprising: a crankshaft; a block into which the crankshaft is mounted, the block defining two cylinders wherein a first of the two cylinders is arranged substantially opposite a second of the two cylinders with respect to the crankshaft and a central axis of the first cylinder is offset from a central axis of the second cylinder by a predetermined distance; a first intake piston and a first exhaust piston inserted into the first cylinder with the first exhaust piston closer to the crankshaft than the first intake piston; a second intake piston and a second exhaust piston inserted into the second cylinder with the second exhaust piston closer to the crankshaft than the second intake piston; a first pushrod that couples between a central journal of the crankshaft and the first exhaust piston; and a second pushrod that couples between the central journal of the crankshaft and the second exhaust piston wherein: