TRAINING AND PRACTICAL SUBCALIBER PROJECTILE Russian patent published in 2018 - IPC F42B8/12 F42B14/06 

FIELD: weapon.

SUBSTANCE: invention refers to the field of artillery shells of auxiliary purpose, namely to training and practical projectiles that are used for training or demonstration shooting, as well as in military sports competitions. Upon firing, the upper girdle 22 and the lower girdle 25 are destroyed, the hood 21 is separated from the detachable master device 7, when opening the channels 18 for the expiration of the powder gases from the chargeable volume to the pre-charge space, and is thrown out behind the muzzle end of the gun. After the projectile leaves the channel, the guns of sector 8 or 9 are separated from the subcaliber body.

EFFECT: due to the trajectory of the subcaliber body, which essentially coincides with the trajectory of the given caliber ball projectile, and the initial speed of the training and practical subcaliber projectile, which is substantially equal to the initial velocity of the predetermined caliber ball projectile, the possibility of shooting with the use of firing tables for caliber ball projectiles is ensured.

9 cl, 5 dwg