Patent ID: 8286556
Filing Date: 2012-10-16
Classification: F42B

Abstract:
1. An integral-type combined firework, comprising: a body having several uniformly distributed tubular holes, the tubular holes having central longitudinal axes parallel to each other, each of the tubular holes having an upward opening and a bottom having a small through hole in an otherwise closed end, each small through hole penetrating through a bottom of the body; wherein each small through hole is provided with a spreading fuse, each spreading fuse being connected to an ignition fuse, the ignition fuse having one end extending out of the bottom of the body as an ignition end; wherein the body, the tubular holes, and the small through holes comprise an integrally moulded structure; and wherein propellant powder provided on the bottom of each tubular hole is in contact with each spreading fuse, and in each tubular hole at least one of an inner cylinder and an effect powder is provided on the propellant powder.