Muzzle attachment for barrel of gas-operated weapon

Details Muzzle attachment for barrel of gas-operated weapon Muzzle attachment for barrel of gas-operated weapon

1997-03-21

1998-11-03

Johnson, Stephen M.

Ordnance

Automatic

Gas piston type

89 143, 42101, F41A 526

Patent

active

058312021

ABSTRACT:
A modified barrel for an automatic weapon having a muzzle attachment including a gas expansion chamber to permit use of a short barrel while delivering the normal pressure to the gas drive mechanism. The attachment delivers the gas pressure via a conduit from the chamber to an exit port coupled to the gas drive mechanism of the weapon.

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patent: 2101862 (1937-12-01), MacGregor
patent: 2330210 (1943-09-01), Garand
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patent: 3675534 (1972-07-01), Beretta
patent: 3688641 (1972-09-01), Curtis et al.
patent: 4406078 (1983-09-01), De Blieck

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