Pressure regulator of gas cylinder
A gas cylinder is provided with a pressure regulator including a valve body including an upper first chamber, intermediate second and third chambers, a lower channel threadedly secured to and communicating with a container body, a passageway having one end communicating with the container body, a lower through hole communicating with the intermediate third chamber and the channel, and an internally threaded top neck; a high-pressure safety valve; a low-pressure safety valve; a coupler on the valve body; a moveable member on a bottom of the intermediate third chamber; a spring biased hollow member in the intermediate second chamber and having a bottom engaged the moveable member; an externally threaded stem in the upper first chamber and complimentarily disposed on the hollow member; a hollow cap threadedly secured to the stem and the neck respectively; and a knob mounted on the stem.
F F F F F F F F Y F F F F G F F
F17C F17C F17C F17C F17C F17C F17C F17C Y10T F17C F17C F17C F16K G05D F17C F16K
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Wen-Hung Chung Wei
Li Huang