The impeller of the configuration applied through colorful

摘要

"Configuration applied to impeller of Roj colourful". Rockets are rockets that arise with vertical trajectory of soil and effects of colored lights and acoustic when they burst.A way of doing the brunt become more attractive is to replace the charge of black powder is pressed by a dough which, when ignited, it emits a "colored light.This mass, however, has the disadvantage of being up to 10 times more expensive than black powder.This patent application has the goal of reducing the cost of manufacture of the hype with a mass of color.Based on the replacement of black powder is pressed by the weight of color only in part solid loading (i.e., the part which is not perforated by u00e2nima).In this way, it is possible to reduce the price of manufacture of fireballs in up to 70%, while the effect of virtually similar to the Roman candle with all black powder pressed replaced by mass of color.