CHURSIN BULLET (OPTIONS) Russian patent published in 2017 - IPC F42B30/02 

FIELD: weapons and ammunition.

SUBSTANCE: bullet contains a head and a tail portions. The bullet head and tail portions are joined by means of a non-detachable joint into a single solid revolution. The head part is formed by serial coupling of a head fairing of certain shape, a head belt of obturationhaving a truncated cone shape. The tail part is formed by a hollow cone skirt of a bullet stabiliser, along the peripheral surface of which there are ribs arranged, installed at the angle to the longitudinal axis of the bullet. The alignment system of the bullet is formed by cylindrical surfaces of the tail and head belts of obturation and peripheral cylindrical surfaces of the stabiliser ribs. The stabilising system of the bullet is arranged by a combination of a lighter hollow cone of the skirt, inclined ribs and a tail support-obturator belt. Bullet realisation seven embodiments are considered with different design features.

EFFECT: provision for geometry maintaining of the bullet as it passes through the barrel narrowings, increased target accuracy, increased bullet harmful effect.

7 cl, 31 dwg