The Machine Gun

cas piston revolver cylinder detail of cartridge cylinder axle

pull-back lug

Figure 7-5. Operating Cycle oi Gas-Actuaied Single-Barrel Rotary Cannon. Gas gas port to the cylinder cartridges

cas piston enoof barrel enters cylinoer gas port case protrudes into the barrel to seal gap between the cylinder and barrel operating rod pull-back lug operating rod strikes the lug and withdraws the cylinder before rotating it cylinoer rotating cam grooves projectile is crimpeo in the neck of the cartridge revolver cylinder detail of cartridge cylinder axle to the cylinder cartridges holds the cylinder against the barrel

Figure 7-5. Operating Cycle oi Gas-Actuaied Single-Barrel Rotary Cannon. Gas

Pressure and Cartridge Case Seal Bore.

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