Firearm gas relief mechanism

Details Firearm gas relief mechanism Firearm gas relief mechanism

1988-01-11

1989-10-10

Bentley, Stephen C.

Ordnance

Automatic

Gas piston type

13751215, F41D 508

Patent

active

048723924

ABSTRACT:
Auto loading gas operated firearm capable of handling a variety of ammunition loads having one or more gas relief valves for the initial volume of the gas cylinder of the firearm, the valves having a leaf spring covering the gas apertures to control the flow of gas from the initial volume of the gas cylinder, and a shaped geometric body interposed between the spring and each aperture that interacts with the spring and aperture to form a seal footprint which is a circular line or ring, the spring preferably operating in a plane substantially perpendicular to the recoil axis of the firearm.

REFERENCES:
patent: 3911546 (1975-10-01), Schrock et al.

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