Patent ID: 7104199

Claim:
A reduced diminished smoke pyrotechnic display device comprising: an enclosed base defining an open ended combustion chamber; a launch tube coupled to said enclosed base about said open ended combustion chamber, said launch tube having a discharge end; a diminished smoke pyrotechnic propellant disposed in said combustion chamber; an ignitable pyrotechnic display element disposed within said combustion chamber between said diminished smoke pyrotechnic propellant and said launch tube discharge end, wherein said ignitable pyrotechnic display element is an aerial shell consisting of a non-burning body having a hollow core within which is contained at least one pyrotechnic charge and having an ignitable delay fuse associated with said at least one pyrotechnic charge for ignition by said controlled ignition source; a controlled ignition source disposed in proximity to said aerial shell; and a means to ignite said diminished smoke pyrotechnic propellant delayed from ignition of said at least one pyrotechnic charge.