Patent ID: 8499553
Filing Date: 2013-08-06
Classification: F01B,F01L

Abstract:
1. A piston type pneumatic engine, comprising: a) a cylinder block; b) a piston ( c) a cylinder ( d) a crankshaft; e) a connecting rod ( f) a camshaft ( g) a device for controlling the opening or closing of a gas valve; wherein a cylinder cover ( an inwardly-opened type compressed-gas intake valve ( an intake cam ( the opening or closing of the intake and the exhaust valves ( the camshaft is driven by the rotated crankshaft via a timing chain ( the crankshaft is driven and rotated by the piston ( a suction valve ( a suction cam ( the opening or closing of the suction valve ( the bore-stroke ratio of the cylinder ( a groove ( an intake port, an exhaust port, and a suction port are provided on the inner wall of the groove ( an intake channel, an exhaust channel, and a suction channel ( the intake channel ( the suction and the exhaust channels ( an intake valve, an exhaust valve, and a suction valve ( the suction and the exhaust valves ( the intake valve (