PISTOL Russian patent published in 1996 - IPC

FIELD: hand firearm. SUBSTANCE: to increase the barrel length without changing the firearm length and increase the magazine capacity, the chamber and slide are made in the form of a small blind, movable and fixed sectors. The fixed sector rigidly couples the blind to the barrel and has a shoulder for the cartridge case annular groove. The movable sector has a possibility of longitudinal movement on the guides of the fixed sector, is furnished with a rigidly attached firing pin engageable with the cartridge primer through the blind central hole, and is rigidly linked with two tie-rods, one of which is spring-loaded in a frame, and the other is positioned in the grip. The feed mechanism is made in the form of two plates located in the grip on both sides of the magazine; one of the plates is fixed, and the other has a possibility of vertical movement and is spring-loaded. Both plates are provided with elastically strained lugs for cartridges according to their maximum quantity in the magazine. Movement of the movable cylindrical sector of the slide and feed plate is accomplished at a fire shot from the trigger at its mechanical linkage with the tie-rods. EFFECT: improved design. 7 dwg