| 摘要 |
<p>Safety valve with visual pressure indicator. - The invention relates to a safety valve (1) for cooking appliance, said valve (1) comprising - an assembly seal (9) fitted in the orifice, said seal being provided with a passage (10) between the inside and the outside of the appliance and a valve seat (11), - and a valve (20) with a first stop means (30) and mounted in the passage (10) and capable of moving in said passage under the effect of the pressure between a closed position of the passage (10) and at least one open position allowing a steam leak, characterised in that the seal (9) is equipped with an upper cavity (16) in which the head (21) is housed in closed position, and length 'a' of the portion of the rod is such that when the first stop means (30) is resting against the seat (11), the head (21) is flush with the limit of the upper cavity (16) or projects outside the upper cavity (16). - Valve for pressure cookers</p> |
