PNEUMATIC HYBRID ENGINE HAVING A SINGLE CAM

摘要

A pneumatic hybrid engine having a single cam is provided to employ two knobs for a single cam so that a stroke of suction and exhaust valve is performed two times. A pneumatic hybrid engine includes an air supply unit(T), a cylinder(1), a cylinder head(3), a suction valve(6), an exhaust valve(7), and a cam mechanism(8). The air supply unit supplies compressed air. The cylinder consists of a piston(2). The cylinder head is mounted on an upper part of the cylinder to form a compression chamber. The cam appliance is provided at an upper part of the head. The cam appliance includes a single cam(12) having knobs facing each other so that the suction and exhaust valves are sequentially open/shut.