US12631424 - Reusable launching tube for consumer fireworks
A multiple-use fireworks launching tube for the launching of consumer fireworks such as an aerial display shell having a lower lift charge and an upper effect charge. The launching tube includes a base and a one-piece, elongated tube extending from the base. The elongated tube has a tubular wall with a reinforcing lower section that includes a series of outwardly extending circumferential ribs that are spaced apart by recessed circumferential regions located between adjacent ones of the circumferential ribs. A tubular wall thickness of the circumferential ribs may be greater than a tubular wall thickness of an upper section of the tubular wall. Circumferentially spaced-apart ribs extend between the adjacent ones of the circumferential ribs.