FIELD: weapons and ammunition.
SUBSTANCE: pneumatic rifle comprises barrel with shot, compression chamber with piston, rod integrating both pistons into system, gas vessel with store of gas, stored gas feed regulator in feeding gas from vessel into expansion chamber and expansion chamber vent device. Air is compressed by stored gas energy. Said gas acts at piston of diameter larger than that of piston compressing to pressure higher that intrinsic pressure in proportion to difference in areas of pistons.
EFFECT: higher muzzle velocity.
2 dwg
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