| 摘要 |
<p>A gas shut-off device (10) for a gas cylinder, to stop gas flow from the cylinder if the gas flow becomes excessively high, or the device is tilted from its normal orientation. The device (10) includes a cylindrical chamber (21) having a gas inlet (20) and a gas outlet (25), with a ball (22) located within the chamber (21) to close the outlet (25) if the gas flow becomes excessively high or the device (10) becomes tilted.</p> |
