| 摘要 |
Gas shut-off valve with thermal safety comprising a gas inlet (1 ), a gas outlet (2), a body (1 1 ) comprising the inlet (1 ) and the outlet (2) and defining an intermediate opening (3) between the inlet (1 ) and the outlet (2), and a shut-off element (4). The body (1 1 ) comprises a housing arranged on the intermediate opening (3), the shut-off element (4) being arranged in the housing and the valve (100) comprising a cover (5) arranged on the housing and attached to the body (1 1 ), a ferromagnetic element (6) arranged in the housing fixed to the shut-off element (4) and comprising a predetermined Curie temperature, a spring (7) associated with the shut-off element (4) and with the cover (5), and a permanent magnet (8) attached to the cover (5). The ferromagnetic element (6) is arranged between the permanent magnet (8) and the shut-off element (4). |
