Sprinkler comprising a member held by a fusible member and ejection means acting in a pulling sense on the member

A sprinkler for a vacuum network, comprising:

• a fixing connector, which allows the sprinkler to be connected to pipework and has a nozzle;
• a fusible member;
• a shutoff member for shutting off the nozzle, held in shutoff position by the fusible member;
• an ejecting element configured to eject the shutoff member, wherein the ejecting element is mounted outside the nozzle, acts in a pulling sense on the shutoff member, and comprises at least one torsion spring having a winding from which extend two limbs, of which one limb cooperates with the shutoff member;
• a retainer, which comprises a yoke and wherein the other limb of the spring is inserted into an orifice arranged in the yoke, the other limb comprising a proximal portion, at the output of the winding, and a terminal portion, with the two portions forming an elbow;
• and
• a deflector borne by the yoke.