Self-cleaning gas operating system for a firearm

Registre Brevet USPTO
Numéro d'application 11491141
Numéro de brevet 07461581
Statut Délivré - en vigueur
Date de dépôt 2006-07-24
Date de la première publication 2008-11-13
Date de publication 2008-11-13
Date d'octroi 2008-12-09
Propriétaire LWRCInternational, LLC (USA)
Inventeur(s) Leitner-Wise, Paul


A self-cleaning gas operating system for a firearm having a conventional bolt carrier assembly is disclosed comprising: a nozzle assembly having a nozzle in direct communication with a port on the muzzle; said nozzle assembly nested within a piston cup having a vent, a connecting rod operationally linking the piston cup to a spring loaded operating rod which is substantially co-axial to a bolt carrier key having a striking portion, said striking portion having a concave strike face in contact with said operating rod, wherein gas discharged from a fired cartridge displaces the piston cup and causes the operating rod to strike the strike face displacing the bolt assembly.

Classes IPC  ?

  • F41A 5/00 - Mechanisms or systems operated by propellant charge energy for automatically opening the lock