FIREWORK Russian patent published in 1996 - IPC

FIELD: production of brilliant colors and loud noises at celebrations. SUBSTANCE: firework has a container with a bottom, igniter tube powder burster, refractory cord, outfit of one or several charge-driven mechanisms positioned on a diaphragm furnished with a disk made of porous or cellular material and restricted from the top by a ad positioned at a distance of 0.5 to 3.5 of the container inner diameter from the container upper section; diaphragm hole diameter makes up 0.1 to 0.7 of the container inner diameter. EFFECT: improved design. 3 cl, 2 dwg