| 摘要 |
PROBLEM TO BE SOLVED: To provide a watertight container for storing fireworks such as pyrotechnics under water easily maintaining the watertight state of a storage container after loading pyrotechnics in the container, capable of maintaining the watertight state for many hours under water, and providing the easy loading work of the pyrotechnics. SOLUTION: The watertight container comprises a metal pipe 11 for loading fireworks such as pyrotechnics or a skyrocket, and a cap 12 closing a top face opening of the pipe 11 in a watertight state. It is characterized in that the cap 12 is sealed by a lid member 15 capable of breaking a top face opening of a resin cylinder 14 following initiation. COPYRIGHT: (C)2007,JPO&INPIT
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