| 摘要 |
<p>A safety device against the danger of explosion, applicable to lids of pressure cooking apparatuses. The safety device (1) comprises a valve body (4) which is provided with means (5) for engagement with the lid (2) of the pressure cooking apparatus and is crossed by a passage (6) for the steam generated by the pressure cooking apparatus. The safety device (1) also comprises a flow control element (7), which is arranged along the passage (6) and is associated detachably with the valve body (4). The flow control element (7) is disengageable from the valve body (4) and able to protrude at least partially out of the valve body (4) in order to clear the passage (6) by exceeding, on the part of the steam that is generated by the pressure cooking apparatus and enters the passage (6), a preset pressure that is higher than the working pressure of the pressure cooking apparatus.</p> |
