Abstract: A high power, single-use electrical switch includes a spring-biased plunger contact that mates with a corresponding socket contact, a spacer that provides a separation clearance between the contacts prior to activation of the switch, and a shear tab that supports the spacer and is removed from the switch to enable engagement between the contacts and activation of the switch. Using the shear tab for activation of the switch enables a compact and small form factor assembly that is suitable for use in smaller electronic assemblies.

Abstract: Systems and methods for filling and pressurizing a container with liquid suppressant and nitrogen gas. A pressurized receiving container of nitrogen gas is provided at a predetermined gas pressure and liquid suppressant is added to the pressurized receiving container. The predetermined gas pressure provides a sufficient amount of nitrogen to saturate the added liquid suppressant and provide an operative head space pressure within the receiving container without the need for mechanized mixing.

Abstract: An exit obstruction warning device monitoring an exit door and broadcasting an alert regarding an obstruction blocking the exit door is provided. The exit obstruction warning device includes a sensor, a processing module, and an output module. The sensor monitors the exit door for the obstruction. The output module broadcasts an alarm notification in response to the obstruction. The processing module receives a signal from the sensor that describes the obstruction blocking the exit door. The processing module processes the signal and operates the output module based on the signal.

Abstract: A safety handle of a fire extinguisher includes a lower handle coupled to an upper end of a valve and having a first hinge shaft at one end thereof and a first support shaft parallel to the first hinge shaft at a point spaced from the first hinge shaft. An upper handle is coupled to the lower handle to be rotatable around the first hinge shaft and downwardly rotate around the first hinge shaft to push an open pin of the fire extinguisher. A second support shaft is parallel to the first hinge shaft at one point. A safety pin prevents the upper handle from rotating. A first link having a first end of a length direction is coupled to the first support shaft to be rotatable around the first support shaft. A second link having a first end of a length direction is coupled to the second support shaft.

Abstract: Improvements to a portable fire extinguisher are disclosed. The improvements allow for frequent and simplified inspection and maintenance of a fire extinguisher with minimal training and without need for custom equipment. The improvements include an anti-bridging mechanism that can be articulated from the exterior of the chamber to fluff, mix or stir the powder within the chamber to keep it in a liquefied state. Additional improvements include a larger opening to more quickly fill and inspect the powder within the chamber. Another improvement includes the use of a CO2 cartridge located external to the chamber to allow easier servicing or replacement of just the CO2 cartridge as well as the ability to maintain the chamber in an un-pressurized condition, allows for non-HASMAT shipping. These features will extend the service intervals while maintaining the fire extinguisher in a ready condition.

Abstract: A housing device for hoses of fire extinguishers and/or hydrants, wherein the fire extinguisher and/or hydrant comprises a portion (10) including a valve group (11) connected to a tank containing powder and/or liquid to be dispensed, a hose (16) provided with a nozzle (17) for dispensing the powder and/or the liquid contained within the tank, a handle (12) and a control lever (13) whereby a hole or opening (14) is provided for housing the nozzle (17); in particular, a cover element (15) having a seat where the dispensing nozzle (17) is housed is placed inside the hole or opening (14).

Abstract: An integrated, portable, battery-powered, variable-pressure electric liquid pump and power emergency station a chassis; an electrically powered, variable-pressure liquid pump carried by the chassis; one or more rechargeable batteries powering the variable-pressure liquid pump to transfer liquid at variable pressures; one or more AC outlets carried by the chassis and powered by the one or more rechargeable batteries to provide emergency back-up power during power outage; wherein the emergency station includes at least one hardware processor; and one or more software modules that, when executed by the at least one hardware processor, initiates at least one of wireless signaling and wire-based signaling to user-determined outboard equipment to activate user pre-selected functions.

Abstract: A method of operating safety mechanism includes extending a safety pin to block a poppet from opening a flow path from a pressure vessel in the event of the pressure vessel being unmounted from a bracket or in the event of the bracket being unmounted from a support structure. The method includes retracting the safety pin to allow free movement of the poppet for opening the flow path only in the event of the pressure vessel being mounted to the bracket and the bracket being mounted to a support structure.

Abstract: Intelligent temperature and pressure gauge assemblies (52) for use with vessels (24) having pressurized hazard suppression materials therein include temperature and pressure sensors (136, 138) coupled with a digital processor (72) with associated memory for storing empirical temperature and pressure data. The data includes normalized linear temperature-pressure curves consistent with static or slowly changing temperature conditions experienced by the vessels (24), as well as nonlinear temperature-pressure curves consistent with rapidly changing temperature conditions. In use, the assemblies (52) repeatedly sense temperature and pressure conditions of the hazard suppression material and compare sensed values with stored values, and generate an output in conformance with the comparison. In this fashion, the assemblies (52) compensate for rapidly changing temperatures without generating false failure signals.

Abstract: Disclosed herein is an example method for expelling a fire suppressant from a container into a distribution manifold. The method includes generating a propellant gas that flows into the container via a first port of the container, thereby causing a pressure within the container to increase. The container includes the fire suppressant prior to the generation of the propellant gas. The method further includes, in response to the pressure within the container exceeding a threshold pressure, expelling the fire suppressant from a second port of the container into the distribution manifold. The generated propellant gas continues to flow into the container via the first port at least until substantially all of the fire suppressant included within the container prior to the generation of the propellant gas is expelled from the container via the second port. Example fire suppression systems are also disclosed herein.

Abstract: Apparatus and systems for providing home and building security and condition monitoring include a plurality of devices, including intelligent, multi-sensing, network-connected devices, that communicate dynamically with each other and a remote server.

Abstract: The present disclosure is directed to a method, non-transitory computer readable medium and apparatus for remotely receiving information from and configuring a battery-backed emergency lighting system. In one embodiment, the method includes establishing a wireless communication session with a web server via a wireless fidelity (WiFi) connection, receiving a request for information related to the battery-backed emergency lighting system and a request to change a configuration of the battery-backed emergency lighting system over the wireless communication session, configuring the battery-backed emergency lighting system in accordance with the request to change the configuration and sending the information that is requested.

Abstract: The present disclosure is directed to a method, non-transitory computer readable medium and apparatus for remotely receiving information from and configuring a battery-backed emergency lighting system. In one embodiment, the method includes establishing a wireless communication session with a web server via a wireless fidelity (WiFi) connection, receiving a request for information related to the battery-backed emergency lighting system and a request to change a configuration of the battery-backed emergency lighting system over the wireless communication session, configuring the battery-backed emergency lighting system in accordance with the request to change the configuration and sending the information that is requested.

Abstract: A fire extinguishing equipment for extinguishing cooking oil fires includes fire extinguishing agent, a single-layer hot-melt resin film enclosing the fire extinguishing agent, at least one float, and a quadratic prism-shaped paper case enclosing the single-layer hot-melt adhesive film and the at least one float. The quadratic prism-shaped paper case includes a plurality of sides, at least one of which has al least one outlet.

Abstract: A portable fire extinguishing apparatus, which comprises a casing (20) and a cartridge (3) arranged inside the casing (20). The top end of the cartridge (3) is fixedly connected with the casing (20) through a snap ring (24); the bottom of the cartridge (3) is fixedly connected with the casing (20) through some nuts and bolts; and an explosion venting unit (2) is arranged at the jet end of the cartridge (3). Kinetic energy generated from explosion is consumed through shifting and limiting processes of the explosion venting units (2), therefore recoil force or forward impact force generated after explosion of explosives can be consumed or released, so that safe and effective explosion venting is achieved and hurt to human bodies or articles after explosion of grains is avoided.

Abstract: A propulsion device for an agent, such as an extinguishing or cooling agent, contained in a cavity has at least a cap and a port configured to open above a calibrated pressure inside the cavity. A pressure generator is fastened to the cap and triggers the propulsion of the agent. The pressure generator has at least two containers, each having an exit ending inside the cavity and releasing a propulsion gas. At least one container is pressurized with an inert-type gas, such as helium, suited for minimal temperature fluctuations induced inside the cavity during a relief of pressure of the gas from at least one of the containers. When the gas expands it is the direct mechanical propellant of the agent.

Abstract: The present invention relates to a novel hand-held aerosol fire suppression apparatus, comprising thermal insulating layer (3), inner cylinder (4), aerosol generating agent (5), heat insulating material (6), jet nozzle (9), tapered jet orifice (10), enclosure (11), ignition head (12) and piezoelectric crystal assembly (13), wherein the thermal insulating layer (3) is arranged between the inner cylinder (4) and the aerosol generating agent (5), and the jet nozzle (9) is screwed to the enclosure (11) by means of a thread structure that comprises 3˜6 thread segments. Compared to that in the prior art, with the segment thread design for screwing the jet nozzle to the enclosure, the time required for removing the jet nozzle can be reduced significantly, and therefore the apparatus in the present invention has much better safety feature against accidents.

Abstract: A fire extinguisher includes an accommodating unit, a catalytic unit, and an output unit. The accommodating unit holds carbonated water. The catalytic unit includes catalyst for accelerating decomposition of the carbonated water into carbon dioxide and water. The output unit includes water mist nozzles. The water mist nozzles spew gas and water from the accommodating unit in a mist form, providing a manner of absorbing heat from the fire as the water mist is turned into steam, to suppress the fire. The fire extinguisher can be thrown into the fire from a distance, reducing burn-injury risk to personnel.

Abstract: A self defense spray device comprising a spray unit having a spray canister with an irritant spray, a nozzle operable to release the irritant spray, and a first connector attached to the spray canister. The device further includes a holder having a second connector adapted to releasably engage the first connector to releasably connect the spray unit to the holder, and a safety mechanism that prevents the nozzle from releasing the spray when the spray unit is connected to the holder, thus disarming the device. Once the spray unit is removed from the holder, the safety no longer blocks the nozzle thus arming the device.

Abstract: For an automobile there is provided a fire extinguisher which is rapidly activatable in combination with a device for cutting a seatbelt and a device for breaking open a windshield.

Abstract: An Aerosol Fire Extinguisher with Trigger Sprayer that can be easily held in one hand. The extinguishing agent is under pressure in an aerosol can and can only be released by pulling the tab of the trigger sprayer. The Trigger Sprayer Unit cannot be sprayed until the tab is pulled. The Can is a cylindrical canister housing and has a Dip Tube that goes to the bottom of the can to the Fire Extinguishing Agent. There is Propellant in the can that pushes the Fire Extinguishing Agent up through the Dip Tube. Pulling the tab of the Sprayer Unit allows the Trigger to be pressed and be moved so the Trigger Pivoting Member of the Trigger Sprayer Unit is able to press down on the stem of the Mounting Cup of the Can which then allows the Propellant in the Can to force the Fire Extinguishing Agent through the Dip Tube up through the Chamber Hole into the Direction Chamber with pressure out the Nozzle toward the fire.

Abstract: A carbon dioxide cartridge is triggered when a lance with a piercing tip punctures its burst disc. The cartridge has a cap that has an outlet and a passage for the lance and puncturing tip to travel. The lance is pushed into the burst disc when a heat expanding substance which is stored hermetically the cap in such a way that the only direction to expand is to displace and push the lance right into the burst disc. Once the burst disc is pierced, the cartridge empties its contents quickly out the outlet. In at least one embodiment the cartridge and the cap are attached by screw threads.

Abstract: Apparatus for remote inspection of fluid containers, e.g., portable tanks or fluid pipelines, includes an electronic circuit in communication between each container (or at various locations along a pipeline) and a remote central station. The electronic circuit is adapted to issue a wireless signal to the remote central station upon detection of predetermined internal conditions, such as an out-of-range pressure condition of fluid contained within the volume of the container, or upon detection of predetermined external conditions, such as the lack of presence of the container in its installed position or the presence of an obstruction to viewing of or access to the container.

Abstract: An Apparatus for remote inspection of emergency equipment at one or a system of emergency equipment stations includes, e.g., at each emergency equipment station: a detector for detection of the presence of an obstruction to viewing of or access to the emergency equipment station; and an electronic circuit in communication between the detector and a remote central station for issue of a signal to the remote central station upon detection of the obstruction to viewing of or access to the emergency equipment station.

Abstract: An apparatus for remote inspection of fire extinguishers at one or a system of fire extinguisher stations includes, e.g., at each fire extinguisher station: a detector for lack of presence of a fire extinguisher in its installed position at the fire extinguisher station; a detector for out-of-range pressure of contents of the fire extinguisher at the fire extinguisher station; a detector for an obstruction to viewing of or access to the fire extinguisher at the fire extinguisher station; and a device for transmission of inspection report information from the fire extinguisher station to a remote central station.

Abstract: Provided is an apparatus for operating a fire extinguisher, and more particularly, to an apparatus for operating a fire extinguisher, which has a very simple configuration with a compressed sealing effect and can spray a great amount of fire suppressant with exact and quick operation.

Abstract: An apparatus for remote inspection of fire extinguishers at one or a system of fire extinguisher stations includes, e.g., at each fire extinguisher station: a detector for lack of presence of a fire extinguisher in its installed position at the fire extinguisher station; a detector for out-of-range pressure of contents of the fire extinguisher at the fire extinguisher station; a detector for an obstruction to viewing of or access to the fire extinguisher at the fire extinguisher station; and a device for communication of inspection report information by wireless signal between the fire extinguisher station and a remote central station.

Abstract: The present invention offers a solution to the potential hazards associated with an accidental overheating of a full compressed gas cartridge, by offering an automatic heat-actuable pressure discharge system. The compressed gas cartridge is protected from dangerous explosions caused by excessive heat by the use of a lance that pierces the compressed gas cartridge safely when a spring loaded hammer is released from its constraints when a length of heat sensitive material fails in the presence of excessive heat, thereby avoiding a very serious fire hazard.

Abstract: Improvements to a portable fire extinguisher where the improvements relate to a system where the owner of the extinguisher can service and maintain their fire protection. Systems in place today require the servicing of a third party. The service companies (third parties) are charged with maintaining the system. Further Improvements include an anti-bridging mechanism that is articulated from the exterior of the chamber to fluff, mix or stir the powder within the chamber to keep it in a liquefied state. The improvements further include a wall mounting bracket that reduces tampering with the extinguisher, an automatic fluffing motor and manual fluffing wheel with a chuck for use with a drill. These features extend the service intervals while maintaining the fire extinguisher in a ready condition. The fire extinguisher is construction of components that are interchangeable and provide equal operation for left and right handed people.

Abstract: An apparatus for remote inspection of fire extinguishers at one or a system of fire extinguisher stations includes, e.g., at each fire extinguisher station: a detector for lack of presence of a fire extinguisher in its installed position at the fire extinguisher station; a detector for out-of-range pressure of contents of the fire extinguisher at the fire extinguisher station; a detector for an obstruction to viewing of or access to the fire extinguisher at the fire extinguisher station; and a device for transmission of inspection report information from the fire extinguisher station to a remote central station.

Abstract: One embodiment of the invention is a hand-held fire extinguisher including: a tube having an open outlet end, an outer surface, and an inner surface; a fire suppressant composition provided within the tube; a propellant source containing a propellant, having a propellant outlet, where the propellant outlet is distal from the open outlet end of the tube and from the fire suppressant composition, and where the propellant outlet is in fluid communication with the fire suppressant composition and the open outlet end of the tube; and an actuator for the propellant source. In such apparatus, actuation of the actuator allows propellant flow from the propellant outlet passing through the fire suppressant composition and out through the open outlet end of the tube.

Abstract: Apparatus for remote monitoring of a portable pressurized container, such as the tank of a fire extinguisher, includes a pressure sensor that detects pressure of material contained within a volume defined by the portable container and communications circuitry in communication with the pressure sensor that issues a signal containing information about the pressure detected by the pressure sensor to a remote central station.

Abstract: A fire extinguisher unit that can be grasped and operated with a single hand. The unit includes a single-hand fire extinguisher and a holder for releasably supporting the fire extinguisher on a vertical surface. The fire extinguisher has a cylindrical canister housing, a flexible internal pouch containing fire suppressant, means for externally pressurizing the pouch, a valve for regulating the flow of fire suppressant from said pouch, and a spray head connected to the valve for actuating the valve between open and closed positions and for directing the flow of fire suppressant from said pouch. The holder has an elongate base, means for mounting the elongate base to a vertical surface, and a clamp fixed to each end of said elongate base.

Abstract: An apparatus for remote inspection of fire extinguishers at one or a system of fire extinguisher stations includes, e.g., at each fire extinguisher station: a detector for lack of presence of a fire extinguisher in its installed position at the fire extinguisher station; a detector for out-of-range pressure of contents of the fire extinguisher at the fire extinguisher station; a detector for an obstruction to viewing of or access to the fire extinguisher at the fire extinguisher station; and a device for communication of inspection report information by wireless signal between the fire extinguisher station and a remote central station.

Abstract: Apparatus for remote inspection of fluid containers, e.g., portable tanks or fluid pipelines, includes an electronic circuit in communication between each container (or at various locations along a pipeline) and a remote central station. The electronic circuit is adapted to issue a wireless signal to the remote central station upon detection of predetermined internal conditions, such as an out-of-range pressure condition of fluid contained within the volume of the container, or upon detection of predetermined external conditions, such as the lack of presence of the container in its installed position or the presence of an obstruction to viewing of or access to the container.

Abstract: The present invention relates to a fire extinguisher, in particular, to a fire extinguisher with an observation window formed in it, allowing to observe inside thereof so that one can easily confirm with naked eyes whether the extinguishing agent filled in the main body of the fire extinguisher is of prescribed quantity, or the extinguishing agent filled in is in an intact state, i.e. not hardened.

Abstract: Apparatus for remote inspection of fluid containers, e.g., portable tanks or fluid pipelines, includes an electronic circuit in communication between each container (or at various locations along a pipeline) and a remote central station. The electronic circuit is adapted to issue a wireless signal to the remote central station upon detection of predetermined internal conditions, such as an out-of-range pressure condition of fluid contained within the volume of the container, or upon detection of predetermined external conditions, such as the lack of presence of the container in its installed position or the presence of an obstruction to viewing of or access to the container.

Abstract: An Apparatus for remote inspection of emergency equipment at one or a system of emergency equipment stations includes, e.g., at each emergency equipment station: a detector for detection of the presence of an obstruction to viewing of or access to the emergency equipment station; and an electronic circuit in communication between the detector and a remote central station for issue of a signal to the remote central station upon detection of the obstruction to viewing of or access to the emergency equipment station.

Abstract: An apparatus for remote inspection of fire extinguishers at one or a system of fire extinguisher stations includes, e.g., at each fire extinguisher station: a detector for lack of presence of a fire extinguisher in its installed position at the fire extinguisher station; a detector for out-of-range pressure of contents of the fire extinguisher at the fire extinguisher station; a detector for an obstruction to viewing of or access to the fire extinguisher at the fire extinguisher station; and a device for transmission of inspection report information from the fire extinguisher station to a remote central station.

Abstract: A fire extinguishing or suppressing device having a rigid vessel with an interior space and an exit. An unexpandable flexible bladder is positioned in the interior space of the rigid vessel forming a space between the flexible bladder and the rigid vessel. A fire extinguishing composition is contained within the flexible bladder; and a pressurized gas is interposed between the rigid vessel and the flexible bladder.

Abstract: A control switch for a fire extinguisher in the present invention has a spring placed between a handle and an operating lever and pivoted by a pivot axle; a change-over switch pivoted within a through hole formed in the operating lever, by which the change-over switch can be changed over in an ON position and become vertical so that a press-in valve stem can be pressed by a bottom of the change-over switch to open a valve seat to inject a fire-extinguishing agent for extinguishing fire when the operating lever is pressed downward; the change-over switch can be changed over in an OFF position and become slanted so that the press-in valve stem can not be pressed and actuated by the bottom of the change-over switch even if the operating lever is pressed downward, thereby achieving an effect of safety control to the fire extinguisher and being convenient in operation.

Abstract: An apparatus for remote inspection of fire extinguishers at one or a system of fire extinguisher stations includes, e.g., at each fire extinguisher station: a detector for lack of presence of a fire extinguisher in its installed position at the fire extinguisher station; a detector for out-of-range pressure of contents of the fire extinguisher at the fire extinguisher station; a detector for an obstruction to viewing of or access to the fire extinguisher at the fire extinguisher station; and a device for transmission of inspection report information from the fire extinguisher station to a remote central station.

Abstract: A portable fire extinguisher assembly includes a fire extinguisher with a tank containing fire extinguishing material, a valve for metering release of the fire extinguishing material, and a gauge displaying pressure within the tank, and a docking station in communication with the fire extinguisher. An electronic circuit in communication with the fire extinguisher and the docking station issues a signal upon detection of predetermined conditions, including at least one predetermined internal condition and at least one predetermined external condition.

Abstract: A portable fire extinguisher assembly includes a fire extinguisher with a tank containing fire extinguishing material, a valve for metering release of the fire extinguishing material, and a gauge displaying pressure within the tank, and a docking station in communication with the fire extinguisher. An electronic circuit in communication with the fire extinguisher and the docking station issues a signal upon detection of predetermined conditions, including at least one predetermined intenal condition and at least one predetermined external condition. The fire extinguisher electronic circuit includes cooperative male and female electrical/communication connection elements defined by the fire extinguisher and docking station.

Abstract: An apparatus for remote inspection of fire extinguishers at one or a system of fire extinguisher stations includes, e.g., at each fire extinguisher station: a detector for lack of presence of a fire extinguisher in its installed position at the fire extinguisher station; a detector for out-of-range pressure of contents of the fire extinguisher at the fire extinguisher station; a detector for an obstruction to viewing of or access to the fire extinguisher at the fire extinguisher station; and a device for transmission of inspection report information from the fire extinguisher station to a remote central station.

Abstract: A portable fire extinguisher of the type utilizing a rotating Bourdon coiled tubing valve gauge having a reflective portion and a non-reflective portion with a beam transmitted at a portion of such coiled tubing such that when the gauge has rotated to indicate that the pressure in the fire extinguisher tank has dropped below a predetermined level, there is a corresponding change in the reflective state of the coiled tubing which changes the reflection of the beam, such change in reflection being sensed and processed. The resultant signal can be directed through telephone lines to a remote location where such fire extinguisher's condition is identified for servicing.

Abstract: A portable fire extinguisher assembly includes a fire extinguisher with a tank containing fire extinguishing material, a valve for metering release of the fire extinguishing material, and a gauge displaying pressure within the tank, and a docking station in communication with the fire extinguisher. An electronic circuit in communication with the fire extinguisher and the docking station issues a signal upon detection of predetermined conditions, including at least one predetermined internal condition and at least one predetermined external condition.

Abstract: In a fire extinguisher comprising a container containing extinguishing agent and a holder for a propellent gas cartridge as well as an actuating mechanism, arranged between an actuating member (46) and a valve pin (22) of a valve controlling the release of the extinguishing agent which is acted upon by the propellent gas is a wedge-shaped safety element (48) so that when the safety element is withdrawn a propellent gas cartridge (18) is opened automatically by a push rod (24) disposed on the valve pin. This ensures that the container containing the extinguishing agent is acted upon by the propellent gas from the propellent gas cartridge (18) before the fire extinguisher is first actuated.

Abstract: A pressure indicating system is provided including a housing having an extension mounted thereon adapted for being releasably engaged with a fire extinguisher. Also includes is a battery compartment mounted within the housing for containing at least one battery. Next provided is a pressure gauge adapted for providing an indication of an amount of pressure at which the contents of the fire extinguisher reside. A visual indicator is mounted on the housing. Further, a control driver is adapted to provide an indication of an amount of pressure of the contents within the fire extinguisher by way of the visual indicator.

Abstract: A vehicular fire extinguishing or suppressing device that includes a pressurized vessel that houses a flexible bladder and contains a fire extinguishing composition. A disk assembly blocks an axial bore between the vessel and its exit in order to retain the fire extinguishing composition in the vessel. If a fire is detected in the vehicle, the disc assembly is perforated by the discharge of an explosive charge. The perforation of the disk assembly allows the escape of the fire extinguishing composition.