Firearm silencer to reduce sound when gun is fired has silencer unit consisting of one piece with longitudinal barrel boring and rows of radially transverse borings

摘要

The silencer (1) is a thick-walled tube of external dia. corresponding to the internal dia. of the silencer housing (2), with a longitudinal barrel boring. Several rows of radial borings (4), distributed round the circumference, run through this tube, angled to the barrel boring, possibly at 90 o or possibly at some other angle.