| 主权项 |
1. A containing device comprising:
a container; a compressed gas bottle, disposed in the container, and including a sealed opening; a channel member having a first end releasably secured to a first end of the container and including a plurality of equally spaced through holes on a periphery; a hollow closure member releasably secured to a second end of the container; a hollow striker including a projection and a hollow needle extending out of the projection, the needle being spaced from the opening in a locked position, wherein the projection is of a cylindrical shape, the hollow needle is of a conic shape, and an axial passing hole penetrates the projection and the hollow needle, and two opposite apertures radially penetrate through a periphery of the projection; a cap releasably secured to a second end of the channel member; a spring compressed between the cap and the striker; and a pull ring with a pin inserted through two of the through holes and the opposite apertures to hold the hollow striker; wherein in response to pulling the pull ring out of the channel member, the hollow striker is released, the spring expands to push the hollow striker to pierce the opening of the compressed gas bottle, and gas in the compressed gas bottle flows through the passing hole, the opposite apertures, and gaps between an inner surface of the container, the compressed gas bottle and the closure member. |
