Tätningsanordning för ett eldvapen, ett förfarande för nyttjande av tätningsanordningen, en uppsättning av mellanlägg för tätningsanordningen samt användning av sagda mellanlägg

摘要

According to the invention there is a provided an obturation assembly for a gun of the type comprising a barrel of which a rear end defines a firing chamber having an obturation seat and the gun further having a breechblock, the obturation assembly comprising: an obturation set including an annular obturator pad for sealing against the obturation seat; an obturation spindle having a shaft and a head, the shaft extending coaxially through the obturator pad; a first shim for location between the obturation set and the breechblock, and a second shim for location between the obturation set and the head of the obturation spindle.