Abstract

A firearm suppressor including an inner chamber and an outer chamber surrounding the inner chamber, wherein the firearm suppressor includes at least one vane, the vane having an edge across which fluid flows, said edge of the vane having a labyrinth weir formation to assist with energy dissipation as the fluid flows across the labyrinth weir.

IPC Classes  ?

• F41A 21/30 - Silencers

Abstract

A bolt carrier assembly for improving primary extraction in a firearm, wherein the bolt carrier assembly includes a bolt carrier and a bolt carried by the bolt carrier, wherein the bolt carrier assembly includes a first camming arrangement for rotating the bolt relative to the bolt carrier for locking the bolt against the locking piece, and a second camming arrangement for forcing longitudinal movement of the bolt relative to the locking piece.

IPC Classes  ?

• F41A 15/14 - Cartridge extractors, i.e. devices for pulling cartridges or cartridge cases at least partially out of the cartridge chamberCartridge ejectors, i.e. devices for throwing the extracted cartridges or cartridge cases free of the gun for bolt-action guns the ejector being mounted on, or within, the bolt
• F41A 3/08 - Block action, i.e. the main breech opening movement being transverse to the barrel axis with pivoting breech-block carrying a rotably mounted obturating plug of the screw-thread or the interrupted-thread type
• F41A 3/16 - Rigid bolt locks, i.e. having locking elements rigidly mounted on the bolt or bolt handle and on the barrel or breech-housing respectively the locking elements effecting a rotary movement about the barrel axis, e.g. rotating cylinder bolt locks

Abstract

A firearm suppressor including an inner chamber and an outer chamber surrounding the inner chamber, wherein the firearm suppressor includes at least one vane, the vane having an edge across which fluid flows, said edge of the vane having a labyrinth weir formation to assist with energy dissipation as the fluid flows across the labyrinth weir.

IPC Classes  ?

• F41A 21/30 - Silencers