Gas cylinder part and small arms weapon

Details Gas cylinder part and small arms weapon Gas cylinder part and small arms weapon

F - Mech Eng,Light,Heat,Weapons

41

A

F41A 5/26 (2006.01) F41G 1/02 (2006.01)

Patent

CA 2622311

The invention relates to a gas cylinder part (10) comprising a reception bore (12) for a barrel (20, 24), wherein said barrel (20, 24) is engageable into the gas cylinder part (10, 12) in such a way that they are unable to be rotatable with respect to the longitudinal axis (22) of the barrel (20), the gas cylinder part (10) is also torsionally fastened to the barrel (20), a foresight (30, 34) collapsible about a transversal axis (32) is placed on the gas cylinder part (10) and a demountable clamping device (40, 42, 44) guarantees the rigid maintenance of said collapsible foresight at least in the upright position thereof. A handgun provided with said gas cylinder part is also disclosed.

L'invention concerne un élément cylindre à gaz (10) qui comprend un alésage de réception (12) pour un canon (20, 24). Selon l'invention, le canon (20, 24) s'engrène dans l'élément cylindre à gaz (10, 12) de manière à empêcher leur rotation relative par rapport à l'axe longitudinal (22) du canon (20), l'élément cylindre à gaz (10) est en outre fixé sur le canon (20) de manière solidaire en rotation par précontrainte, un guidon (30, 34) repliable autour d'un axe transversal (32) est placé sur l'élément cylindre à gaz (10) et un dispositif d'arrêt déverrouillable (40, 42, 44) garantit le maintien rigide du guidon repliable (30, 34) au moins dans sa position debout. L'invention concerne également une arme de poing qui est équipée d'un tel élément cylindre à gaz.

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