GAS SHUT-OFF VALVE WITH THERMAL SAFETY
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May 22, 2014
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May 29, 2013
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Abstract
Gas shut-off valve with thermal safety comprising a gas inlet, a gas outlet, a body comprising the inlet and the outlet and defining an intermediate opening between the inlet and the outlet, and a shut-off element. The body comprises a housing arranged on the intermediate opening, the shut-off element being arranged in the housing and the valve comprising a cover arranged on the housing and attached to the body, a ferromagnetic element arranged in the housing fixed to the shut-off element and comprising a predetermined Curie temperature, a spring associated with the shut-off element and with the cover, and a permanent magnet attached to the cover. The ferromagnetic element is arranged between the permanent magnet and the shut-off element.
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