| 摘要 |
FIELD: flying products, applicable for creation of various entertainment effects. ^ SUBSTANCE: the fireworks rocket has a body carrying the pyrotechnic equipment, and a jet engine with a powder charge initiated by means of a blasting fuse, as well as a many-sided prismatic shell of the stabilization unit with fin plates fastened along longitudinal cut-outs. The plates of the stabilization unit are aligned with the ribs of the prismatic shell in the respective planes of its sides, the stabilization unit is made of one plate, and the shape of the longitudinal cut-outs in each side of the shell is identical to the shape of the fin plates cut out in them, that are formed by the turn of the adjoining sides, where the cut-outs are located, relative to the common rib of the prismatic shell, whose side lobes are formed by the shears of the upper ends of its ribs, directly adjoin the surface of the inserted cylindrical engine, the rib shears of the prismatic shell form the aeration ports. ^ EFFECT: simplified procedure of manufacture and assembly of the fireworks rocket, enhanced altitude of erection, enhanced longitudinal stability in the flight trajectory. ^ 4 dwg |
