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Self-cleaning gas operating system for a firearm

DC CAFC
  • US 7,461,581 B2
  • Filed: 07/24/2006
  • Issued: 12/09/2008
  • Est. Priority Date: 07/24/2006
  • Status: Active Grant
First Claim
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1. A gas operating system for an autoloading firearm having a bolt carrier assembly 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 operation rod which is substantially co-axial to a bolt carrier key having a base portion and a striking portion, said striking portion having a external, concave strike face which is transverse to the longitudinal path of the bolt carrier key and is in operational contact with said operating rod.

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