AUTOMATIC GUN Russian patent published in 2014 - IPC F41A19/06 F41A19/15 F41A19/43 F41A21/00 

FIELD: weapons and ammunition.

SUBSTANCE: automatic gun comprises barrel (6) sliding in breech frame (1), gas vent gear (35), spring loaded bolt carrier (19) with bolt (20), buffer mechanism (118), feed mechanism (2), lock mechanism (17) and trigger mechanism (18) in case with sear (84), barrel angular shift device (5), cover (176) with strap (183) and guides. In incorporates the assembly arranged under barrel (21) and barrel and recoil part residual pulses damper (16). Lock mechanism (17) has fire springs (70, 71) and trigger assembly (69). Guides (22, 23) are composed of the left and right assemblies. Trigger mechanism (18) consists of trigger (90), lever (93), release plate (92) with pin (97) and trip (99) on pin (103), seat (84) with bearing surface (88). Trigger (90) interacts via ledge (95) of lever (93) with displacing release plate (92) fitted in release mechanism case (82). Pin (103) and trip (99) serve to interact with bearing surface (88) of sear (84) which interact with trigger assembly (69).

EFFECT: decreased scatter.

32 cl, 41 dwg