Ordnance – Barrels – Lining – rifling – or making
Patent
1979-08-13
1982-04-06
Bentley, Stephen C.
Ordnance
Barrels
Lining, rifling, or making
F41C 2118
Patent
active
043229999
ABSTRACT:
The vent system for reducing the recoil, jump, blast, noise and flash of a discharging firearm includes: a plurality of sets of forwardly directed longitudinally aligned vents disposed equiangularly about in the barrel to discharge a portion of the propellant gases laterally and forwardly; annular equalizing chambers interconnecting a vent of one set of vents with a corresponding vent in each of the other sets of vents; a longitudinal flute diametrically opposed to each set of vents and interconnecting the equalizing chambers; and, a set of generally upwardly directed thrust orifices interconnecting with selected ones of the equalizing chambers.
REFERENCES:
patent: 785972 (1905-03-01), McClean
patent: 1259251 (1918-03-01), Love
patent: 1363058 (1920-12-01), Schneider
patent: 2206568 (1940-07-01), Hughes
patent: 2322370 (1943-06-01), Lance
patent: 3368453 (1968-02-01), Shaw
patent: 3808943 (1974-05-01), Kelley
Thomas J. Hayes, Elements of Ordnance, 1938, pp. 199-200.
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