| 摘要 |
<p>The invention relates to a firefighting installation including a network of vacuum sprinklers (S), the installation incorporating a trip device (2) that triggers the application of water to the network of sprinklers, characterized in that the trip device (2) comprises: - a master actuator (5) sensitive to the pressure present in the sprinkler network and capable of moving a yoke (54) from a first into a second position; - a locking means (60) for locking a part of the actuator in position; - a transmission member transmitting between said yoke (54) and said locking means (60), the actuator comprising a piston able to move in a cavity of the body and having an external portion extending out of said cavity and being provided with a ring on which the locking means is intended to act.</p> |
