Patent ID: 8141654

Claim:
A quick assembly pneumatic tool comprising: a housing having a handle and a rotor casing formed on the handle and having a front end and a rear end and further having a front chamber defined in the front end; a rear chamber defined in the rear end; and an engaging element formed on the front end; and an air cylinder formed integrally in the rear chamber and having an internal chamber defined in the air cylinder; an anvil casing detachably mounted on the front end of the rotor casing, covering the front chamber, having a front end, a rear end and further having a cavity defined in the rear end of the casing; and an engaging member formed on the rear end of the anvil and selectively engaging with the engaging element; a rear cover mounted detachably on the rear end of the rotor casing and covering the rear chamber; an air inlet assembly mounted on the handle; a rotor assembly mounted in the rotor casing and having a rotor mounted rotatably in the internal chamber and selectively driven by the air inlet assembly; and an impact assembly mounted in the front chamber of the rotor casing and the cavity of the anvil casing, selectively driven by the rotor to rotate and having an anvil mounted through the anvil casing.