DUST COLLECTOR Russian patent published in 2001 - IPC

FIELD: performing of weapon tests, in particular, small arms bullet catching at drawing-up of bullet-case card-indices. SUBSTANCE: the brake unit of the bullet catcher is made of a combination of separate threads of superhigh-modulus fiber, having a length of 0.5 to 1.0 and 5 to 20 calibers of the tested small arms, position in the longitudinal section of the body in the sequence of increase of the fiber length from the inlet to the bullet catcher. The fibrous material, of which the brake unit is made, is enclosed in containers of material that is easily pierceable by bullets, and partitions of material that is also easily pierceable by bullets, are installed between the containers. EFFECT: enhanced probability of undestructing bullet catching due to reduced level of dynamic load on bullets, reduced time of installation of the brake unit in the body and extraction of bullets from the brake unit. 3 cl, 1 dwg