| 摘要 |
A transport unit for transporting fire fighting hoses, explosive materials, equipment or other items, the unit having a projectile launcher including a pressure tank providing a compressed gas chamber, and a projectile barrel mounted on the tank in fluid communication with the interior of the tank, a projectile positioned in the barrel, a hose or other line connected at one end to the projectile launcher and adapted for connection at its other end to the projectile, the line being adapted for connection to a pressurized fire fighting or explosive fluid source, or the line being comprised of an explosive material, the compressed gas chamber adapted to provide launching force to the projectile upon actuation of the launcher.
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