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Safety valve device for gas e.g. butane, cylinder, has faucet block with safety valve that is opened only if pressure inside gas cylinder is greater than preset pressure, to limit maximum amount of gas expelled outside
Safety valve device for gas e.g. butane, cylinder, has faucet block with safety valve that is opened only if pressure inside gas cylinder is greater than preset pressure, to limit maximum amount of gas expelled outside
The device has a faucet block (1) to regulate pressure inside an inflammable liquid gas e.g. butane or propane, cylinder. The block has a safety valve (3) communicating with a gas outlet duct (5) at its one side and having a nozzle (12) to receive a gas evacuation tube, at another side. The valve (3) is opened only if the pressure is greater than a preset pressure, to limit the maximum amount of gas expelled outside.
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