FIELD: weapon and ammunition.
SUBSTANCE: artillery shell contains the housing consisting of head, cylindrical and tail parts. On cylindrical part of the housing the bourrelets and the leading obturating device are formed. The leading obturating device is made of the housing material in the form of set of alternating circular ledges separated by circular grooves. The volume of each circular groove exceeds the volume of working part of circular ledges. Width of the leading obturating device by some value exceeds the tabular value of width of the leading obturating device. The increase of width of the leading obturating device is performed towards the head part of the artillery shell housing.
EFFECT: improving military effectiveness.
5 cl, 7 dwg
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