VACTEC
VACTEC Patent applications | ||
Patent application number | Title | Published |
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20160001112 | FIREFIGHTING INSTALLATION INCLUDING A NETWORK OF VACUUM SPRINKLERS WHICH CAN BE TRIPPED BY AN ACTUATOR COMPRISING A PISTON AND BEING CONTROLLED BY A MASTER ACTUATOR - A firefighting installation includes a network of vacuum sprinklers. The installation incorporates a trip device that triggers the application of water to the network of sprinklers. The trip device includes: a master actuator sensitive to the pressure present in the sprinkler network and capable of moving a yoke from a first to a second position; a lock for locking a member of the actuator in position; and a transmission member transmitting between the yoke and the locking means. The actuator includes a piston able to move in a cavity of the body, and has an external portion extending outside of the cavity and being provided with a ring whereon the lock means is intended to act. | 01-07-2016 |
20150367156 | SPRINKLER COMPRISING A SHUTOFF MEMBER HELD IN POSITION BY A FUSIBLE MEMBER WITH THE AID OF A MOVEABLE BEARING MEANS - A sprinkler is provided for a firefighting installation including a network of vacuum sprinklers. The sprinkler includes: a fixing connector, which allows the sprinkler to be connected to pipe work and has a nozzle; a fusible member; and a shutoff member for shutting off the nozzle, held in shutoff position by the fusible member. The fusible member is kept bearing against the shutoff member by a moveable bearing, capable of allowing the shutoff member to leave its shutting-off position when the pressure in the nozzle exceeds a predetermined pressure. An ejecting element for ejecting the shutoff member is mounted outside the nozzle and acts in a pulling sense on the shutoff member. | 12-24-2015 |