| 摘要 |
<p>The pressure regulator comprises a body 1 defining at least one chamber 7, 9 into which lead a gas inlet 11 and outlet 13, means 3, 17, 23, 25 for reducing the pressure of the gas inside the said chamber 7, 9, and means 33 for blocking the circulation of the gas between said inlet 11 and said outlet 13 when the gas pressure inside the said chamber 7, 9 exceeds a predetermined threshold. A reset pin 55 is also provided and means 57, 59 to indicate the circulation of gas has been blocked.</p> |
