Patent ID: 6363831
Filing Date: 2002-04-02
Classification: F41A

Abstract:
A device for closing the barrel of semiautomatic and automatic pistols, the device comprising:a stock with an opening and closing element in a front part; a breech-block carriage guided along said closing element and movable axially, between a forward closed position and a rear open position, a first complementary means associated with the breech-block carriage at either side of the breech-block and a second complementary means located on said closing element; a spring placed between said stock and said breech-block carriage in order to push said breech-block carriage into the forward position, the return movement being carried out manually or following the firing of the gun; and a barrel guided lengthwise and fitting with a front part of said breech-block carriage, said barrel being subject to oscillations between a horizontal closed position, when said breech-block carriage is in the forward position, and a sloping downward open position, when the breech-block carriage is in the rear position, said barrel having a first lateral means, in its lower rear part, which interacts with said first complementary means of the breech-block carriage to block the barrel in the closed position when said breech-block carriage is in the forward position, and a second means interacting with said second complementary means for the oscillation and the unblocking of the barrel in order to open it when the breech-block carriage is moved backwards.