Patent ID: 6029645
Filing Date: 2000-02-29
Classification: F41B

Abstract:
A compressed gas-operated firearm consisting of a pistol, including a weapon frame, a barrel connected to said weapon frame, a trigger system and a grip member fastened to said frame, a gas cartridge which is insertable into a chamber formed in the grip member so as to be in engagement with a valve system in the firearm for controlling gas emission from said gas cartridge responsive to the initiation of a shot through actuation of the trigger system, a closure arrangement for the chamber in the grip member consisting of a closure cover and an abutment acting on a bottom surface of the gas cartridge, wherein the abutment is separate from the closure arrangement and is constituted of an adjustment device of a displaceable element and of an adjustable element operating independently of the movement of the closure arrangement axially in a direction towards the bottom surface of the gas cartridge, and which are both independently movable relative to each other, the adjustable element being movable relative to the displaceable element which comprises a support element and acts directly and superimposingly on the gas cartridge, said support element being pivotable about an axis, and a spring imparting a biasing force to said support element opposite the pivotable motion thereof about said axis.