A thermal trigger assembly for remote mechanical actuation of another fire protection system component includes an activation component having a base and a movable member. A bias member biases the movable member from a preactivation to an activated position with respect to the base. A thermally responsive element retains the movable member in the preactivation position until a predetermined thermodynamic condition is reached, when the thermally responsive element loses structural integrity. A flexible connector includes a flexible hollow outer cable housing with one end configured to be stationarily (preferably fixedly) connected with the base. A flexible cable is inside the outer cable housing for sliding movement therein and has one end configured to be stationarily (preferably fixedly) connected with the movable member. The flexible cable is moved with respect to the outer cable housing by movement of the movable member upon loss of structural integrity by the thermally responsive element.

A thermal trigger assembly for remote mechanical actuation of another fire protection system component includes an activation component having a base and a movable member. A bias member biases the movable member from a preactivation to an activated position with respect to the base. A thermally responsive element retains the movable member in the preactivation position until a predetermined thermodynamic condition is reached, when the thermally responsive element loses structural integrity. A flexible connector includes a flexible hollow outer cable housing with one end configured to be stationarily (preferably fixedly) connected with the base. A flexible cable is inside the outer cable housing for sliding movement therein and has one end configured to be stationarily (preferably fixedly) connected with the movable member. The flexible cable is moved with respect to the outer cable housing by movement of the movable member upon loss of structural integrity by the thermally responsive element.

A thermal trigger assembly for remote mechanical actuation of another fire protection system component includes an activation component having a base and a movable member. A bias member biases the movable member from a preactivation to an activated position with respect to the base. A thermally responsive element retains the movable member in the preactivation position until a predetermined thermodynamic condition is reached, when the thermally responsive element loses structural integrity. A flexible connector includes a flexible hollow outer cable housing with one end configured to be stationarily (preferably fixedly) connected with the base. A flexible cable is inside the outer cable housing for sliding movement therein and has one end configured to be stationarily (preferably fixedly) connected with the movable member. The flexible cable is moved with respect to the outer cable housing by movement of the movable member upon loss of structural integrity by the thermally responsive element.

A thermal trigger assembly for remote mechanical actuation of another fire protection system component includes an activation component having a base and a movable member. A bias member biases the movable member from a preactivation to an activated position with respect to the base. A thermally responsive element retains the movable member in the preactivation position until a predetermined thermodynamic condition is reached, when the thermally responsive element loses structural integrity. A flexible connector includes a flexible hollow outer cable housing with one end configured to be stationarily (preferably fixedly) connected with the base. A flexible cable is inside the outer cable housing for sliding movement therein and has one end configured to be stationarily (preferably fixedly) connected with the movable member. The flexible cable is moved with respect to the outer cable housing by movement of the movable member upon loss of structural integrity by the thermally responsive element.

Techniques and safety devices are described for extinguishing fires within an inventory management system. A plurality of fire extinguishing devices for a plurality of containers in an inventory management system is monitored. Upon determining that a fire condition is occurring within the inventory management system, a positional information data store is queried to determine a current position of a first container within the inventory management system. Two or more containers within the inventory management system that are in close proximity to the first container are identified and one or more wireless signals are transmitted to two or more fire extinguishing devices of the plurality of fire extinguishing devices that are contained within the two or more containers, to activate the two or more first extinguishing devices. The plurality of containers is scanned using an infrared scanning device to determine whether all fire conditions within the inventory management system are extinguished.

Disclosed is a fire suppressant system for a cargo container, the system having: a pressure vessel disposed within the cargo container, an exterior surface of the pressure vessel defining a fire suppressant-opening; a seal member that covers the fire suppressant-opening; and a connection feature connects the seal member to the pressure vessel, wherein the connection feature that releases the seal member when exposed to a predetermined minimum temperature.

A fusible link assembly including a first detection line, a second detection line, and a fusible link. The fusible link includes, a first substrate with a first end coupled to the first detection line, a second substrate with a first end coupled to the second detection line, and a solder layer directly bonded to a second end of the first substrate and a second end of the second substrate. The solder layer is configured to prevent separation of the first substrate and the second substrate until the solder layer reaches a temperature between 500 F.-575 F.

There is provided a sprinkler device, comprising: a sprinkler bulb 100 comprising a sealed frangible housing 110, and a passive circuit device 120 within the housing 110, wherein the passive circuit device 120 comprises a wireless module 160; and a base station 200 configured to detect pressure changes inside the sprinkler bulb 110 via the wireless module 160. A method of testing integrity of a sprinkler bulb is also provided, comprising: monitoring a pressure change within the sprinkler bulb 100 via a wireless module 160 of a passive circuit device 120 inside a sealed frangible housing 110 of the sprinkler bulb 100; and determining that the sprinkler bulb is in working order if the pressure reaches a predetermined threshold; or determining that the sprinkler bulb is not in working order if the pressure does not reach the predetermined threshold.

There is provided a sprinkler device, comprising: a sprinkler bulb 100 comprising a sealed frangible housing 110, and a passive circuit device 120 within the housing 110, wherein the passive circuit device 120 comprises a wireless module 160; and a base station 200 configured to detect pressure changes inside the sprinkler bulb 110 via the wireless module 160. A method of testing integrity of a sprinkler bulb is also provided, comprising: monitoring a pressure change within the sprinkler bulb 100 via a wireless module 160 of a passive circuit device 120 inside a sealed frangible housing 110 of the sprinkler bulb 100; and determining that the sprinkler bulb is in working order if the pressure reaches a predetermined threshold; or determining that the sprinkler bulb is not in working order if the pressure does not reach the predetermined threshold.

Techniques and safety devices are described for extinguishing fires within an inventory management system. A plurality of fire extinguishing devices for a plurality of containers in an inventory management system is monitored. Upon determining that a fire condition is occurring within the inventory management system, a positional information data store is queried to determine a current position of a first container within the inventory management system. Two or more containers within the inventory management system that are in close proximity to the first container are identified and one or more wireless signals are transmitted to two or more fire extinguishing devices of the plurality of fire extinguishing devices that are contained within the two or more containers, to activate the two or more first extinguishing devices. The plurality of containers is scanned using an infrared scanning device to determine whether all fire conditions within the inventory management system are extinguished.