GUN SMALL-CALIBER PROJECTILE Russian patent published in 2009 - IPC F42B12/20 

FIELD: ammunition.

SUBSTANCE: invention relates to common projectiles. Proposed projectile incorporates nose fuse, splitter body with cavity accommodating explosive and furnished with centering thick strap. There is a crosswise groove arranged in the said strap to receive lead copper strap pressed therein. It also has a shank representing truncated cone narrowing rearwards and furnished with aerodynamic chamber open on the bottom face. Shank length makes half the projectile caliber, its aerodynamic stepwise-shape chamber accommodating a tracer device. Thickness of strip between aforesaid centering thick strap crosswise groove and chamber smaller-diametre cavity makes 1.1 to 1.2 of the body wall thickness. Note that the angle of inclination of previously mentioned truncated cone generating line to projectile lengthwise axis makes 8 to 10°.

EFFECT: higher accuracy of hits and hitting probability, along with ease of manufacture.

1 dwg