Ordnance – Barrels – Recoil absorbers and climb arrestors
Reexamination Certificate
2005-05-31
2005-05-31
Keith, Jack (Department: 3641)
Ordnance
Barrels
Recoil absorbers and climb arrestors
C089S014200, C089S014400, C089S014500
Reexamination Certificate
active
06899008
ABSTRACT:
A gun barrel having a muzzle brake (2), especially for large-caliber guns, in which the muzzle brake (2) includes a tubular piece that has openings (16) around its circumference, and a jacket tube (4), which surrounds the tubular piece and has diametrically opposite gas-exit openings (17) that extend perpendicular to the bore longitudinal axis (15). To provide an arrangement comprising a barrel (1) and a muzzle brake (2) that minimizes the firing stresses on the parts of the muzzle brake (2) that are detachably connected to the barrel (1), the muzzle region (3) of the barrel (1) itself is used as a component of the muzzle brake (2.That is, the muzzle region of the barrel is provided with a plurality of openings (16) arranged in ring formation around the barrel (1), and the attached the jacket tube (4) is provided with slot-shaped gas-exit openings (17) over this muzzle region (3).
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“Rückstossbremsung bei Geschützen”, Oct. 1981, p. 6917.
Keith Jack
Rheinmetall W&M GmbH
Richardson John
Smith Stuart I.
Venable LLP
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