Patent ID: 7341173

Claim:
A pneumatic nail gun exhaust gas diffuser and filter system, comprising: a pneumatic nail gun having a pistol grip and a pneumatic air chamber housing extending normal to the pistol grip, the pneumatic air chamber housing defining an exhaust opening for ejecting a jet of exhaust gas during a nailing cycle; a diffuser plate having a plurality of fluid passages formed therethrough, the diffuser plate being attached to the pneumatic air chamber housing and covering the exhaust opening, the plurality of fluid passages being adapted for diffusing the jet of exhaust gas released by the pneumatic nail gun during a nailing cycle; a bag having an upper closed portion and a lower open portion, the bag covering the exhaust opening of the pneumatic air chamber housing, the bag being at least partially formed from an air permeable material, the bag further muffling exhaust noise and diffusing the jet of exhaust gas to prevent dust and debris from being stirred up; and a cover member extending from said bag, the cover member covering the pistol grip and having releasable fasteners for securing the cover member to the pistol grip.