US Patent 8201487 Blank firing adapter for firearm

Various techniques are provided for firing blanks from firearms. In one example, a blank firing adapter includes a mount assembly operatively configured to be attached to a muzzle of a firearm. The blank firing adapter also includes a main body having an interior chamber. The blank firing adapter also includes an escape port positioned longitudinally forward of the interior chamber and not in communication therewith. The blank firing adapter also includes a barrier interposed between the escape port and the interior chamber. The blank firing adapter also includes a projectile receiving area positioned longitudinally forward of the escape port and configured to slow down a projectile from the muzzle therethrough.