Back piercer trigger for double tongued piercer housing - has trigger and piercer catchment piece coaxially located

摘要

The back piercer trigger is built into a housing for a double tongued piercer and the trigger and the piercer catchment piece are coaxially located. The piercer sheet (2) is so constructed that with back piercer pressure it is secured via the trigger (1) under the piercer catchment piece. The catch engagement depth of the trigger is adjustable via a screw.Between the trigger and the piercer catchment piece is a spring. USE - A back piercer trigger for a double tongued piercer housing in a weapon.