An aqueous fire-fighting composition includes a sugar component, a surfactant component, an alkanolamine, and a polysaccharide thickener. The composition is substantially free of any glycol-type solvent and fluorinated additives. The compositions may be used in methods of forming a firefighting foam and fighting a fire with the firefighting foam.
A62D 1/02 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies contenant ou produisant une phase gazeuse, p.ex. de la mousse
Firefighting compositions that may be used in onboard firefighting systems of heavy industrial equipment, such as heavy vehicles and other types of heavy equipment used in construction, forestry, mining, and other similar industries, are provided. The firefighting composition are aqueous liquids, which include (a) a potassium salt of an organic acid; (b) an alkylpolyglycoside surfactant; (c) a zwitterionic surfactant; and (d) alkylene glycol solvent and/or glycerol. Methods of using the aqueous firefighting composition to fight a fire, such as fighting a fire using an onboard industrial equipment firefighting system, are also provided.
A62C 3/07 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers dans les véhicules, p.ex. les véhicules routiers
A62D 1/00 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies
An aqueous fluorine-free, fire-fighting composition including monosaccharide sugar and/or sugar alcohol, aliphatic anionic surfactant, zwitterionic surfactant, water-miscible organic solvent, and optionally alkanolamine, is provided. The fire-fighting composition commonly does not contain any amine oxide surfactant, nonionic surfactant, or polysaccharide thickener.
A62D 1/02 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies contenant ou produisant une phase gazeuse, p.ex. de la mousse
A fire suppression system includes a water line, a foam concentrate line, and a ratio flow controller fluidly coupled to each of the water line and the foam concentrate line at respective first and second inlets. The ratio flow controller controls a ratio of water and foam concentrate within a water and foam solution flowing out of the ratio flow controller. The system also includes a first bypass line fluidly coupled between the water line and the foam concentrate line and a second bypass line fluidly coupled to the foam concentrate line at a third position disposed upstream of the second position. The first bypass line facilitates water flow from the water line at a first position upstream of the first inlet to a second position upstream of the second inlet, and the second bypass facilitates foam concentrate flow from the foam concentrate line into a reservoir.
A fire suppression system includes a container of fire suppressant, a nozzle positioned to direct the fire suppressant from the container towards a hazard, and an actuator configured to cause the fire suppressant to pass from the container to the nozzle. The system also includes a user interface, a controller coupled to the actuator and the user interface, a first sensor coupled to the controller and configured to provide first data indicating the presence of a fire, and a second sensor coupled to the controller and configured to provide second data indicating an internal characteristic of the controller. The controller is configured to identify an event base on the first or second data, control the actuator if the event is a fire, control the user interface to provide a notification if the event is a fault, and record second data to a storage device.
A62C 37/38 - Commande des installations de lutte contre l'incendie le signal de déclenchement étant émis par un détecteur distinct de la tuyère par le détecteur et par le déclencheur, p.ex. une soupape, qui se trouvent tous les deux dans la zone de danger
Systems and methods herein are directed to determining a dry sprinkler system. The methods can include receiving, via a data processing system, a plurality of inputs based on conditions at a plurality of locations of a dry sprinkler system configuration. The method can include determining, via the data processing system, a discharge time of a fire suppressing fluid to a sprinkler based on the plurality of inputs. The identified dry sprinkler system configuration can include a network of pipes having a dry portion, a wet portion fluidly coupled with a dry portion, or a fluid flow control valve separating the wet portion from the dry portion. The sprinkler can be fluidly coupled with the dry portion of the network of pipes. The sprinkler can receive the fire suppressing fluid from the wet portion of the network of pipes.
An aqueous concentrate, which can be diluted with an aqueous diluent to form a foam precursor composition, is provided. The foam precursor composition may be aerated to form a firefighting foam. The aqueous firefighting composition includes a sugar component; a surfactant component, which includes one or more of an anionic surfactant, a zwitterionic surfactant, and a nonionic surfactant; polysaccharide thickener, which includes succinoglycan; and at least about 30 wt.% water.
A62D 1/02 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies contenant ou produisant une phase gazeuse, p.ex. de la mousse
An aqueous fire-fighting composition includes a sugar component, anionic surfactant, zwitterionic surfactant, organic solvent and polysaccharide thickener is provided. The composition does not contain any amine oxide or nonionic surfactants and is substantially free of fluorinated compounds. Methods of using the composition to form a firefighting foam and fighting a fire with the firefighting foam are also provided.
A62D 1/02 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies contenant ou produisant une phase gazeuse, p.ex. de la mousse
An aqueous fire-fighting foam concentrate includes a sugar component including a monosaccharide sugar, a sugar alcohol, or a combination thereof; a polysaccharide thickener; a surfactant component including an anionic surfactant, a zwitterionic surfactant, and optionally an aliphatic alcohol-based nonionic surfactant; a water-miscible organic solvent; a microfibrous cellulose; and at least about 30 wt.% water.
A62D 1/02 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies contenant ou produisant une phase gazeuse, p.ex. de la mousse
An aqueous fire-fighting foam concentrate includes a sugar component including a monosaccharide sugar, a sugar alcohol, or a combination thereof; a polysaccharide thickener; a surfactant component including an anionic surfactant, a zwitterionic surfactant, and an aliphatic alcohol-based nonionic surfactant; a water-miscible organic solvent; and at least about 30 wt.% water.
A62D 1/02 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies contenant ou produisant une phase gazeuse, p.ex. de la mousse
11.
FIRE-FIGHTING FOAM COMPOSITION WITH MICROFIBROUS CELLULOSE
An aqueous fire-fighting composition includes a surfactant component that includes an anionic surfactant, a zwitterionic surfactant, a nonionic surfactant, or a mixture of any two or more thereof; and a suspension agent comprising microfibrous cellulose. The suspension agent may include a water-soluble oligosaccharide and/or polysaccharide co-agent together with the microfibrous cellulose. The fire-fighting composition may also include one or more of a sugar component, organic solvent and a polysaccharide thickener, and be substantially free of fluorinated additives.
A62D 1/02 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies contenant ou produisant une phase gazeuse, p.ex. de la mousse
An aqueous concentrate, which can be diluted with an aqueous diluent to form a foam precursor composition, is provided. The foam precursor composition may be aerated to form a firefighting foam. The present aqueous firefighting concentrates include a surfactant component, which includes one or more of an anionic surfactant, a zwitterionic surfactant and a nonionic surfactant and an aliphatic alcohol-based component. The aliphatic alcohol-based component typically includes at least two alcohols and/or alcohol ethoxylates. The aqueous concentrates contain a substantial amount of water and typically are substantially free of any fluorinated compound.
A62D 1/02 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies contenant ou produisant une phase gazeuse, p.ex. de la mousse
A foam proportional mixing device, comprising a Roots pump and a gear pump. The Roots pump comprises a Roots pump inlet, a pair of rotors and a fluid guide member. The fluid guide member is arranged in the Roots pump inlet, and is configured to guide fluid to flow to the pair of rotors and provide driving forces to the pair of rotors for rotating same in opposite directions from each other. The gear pump comprises a pair of gears. The foam proportional mixing device is configured as follows: a rotor shaft of one rotor in the pair of rotors of the Roots pump is connected to a gear shaft of one gear in the pair of gears of the gear pump, so as to drive the one gear by means of the one rotor to rotate. The foam proportional mixing device can achieve the function of the proportional mixing of foam and water by means of a simple and compact structure, moreover, the device is convenient to use, and can comply with fire-fighting work on various occasions.
Antifreezes, which include glycerol or a mixture of alkylene glycol and glycerol, water and an organic acid salt, are provided. Exemplary antifreezes include at least about 45 vol.% water, greater than 48 to about 55 vol.% glycerol, 0.1 to 1.75 wt.% of a salt of an organic acid having one or more carboxylic acid groups, and optionally, one or more buffers. Wet sprinkler systems containing the antifreeze, methods of controlling a fire using the antifreeze and methods of preventing a wet sprinkler system from freezing are also provided.
A sprinkler system includes a sprinkler, a fitting, and a gasket. The sprinkler includes a body having an inlet end and an opening, at least one flange extending radially outward from the body and positioned between the inlet end and the opening, and a sprinkler engagement member positioned between the at least one flange and the inlet end. The fitting includes an inner wall defining a fitting engagement member that couples with the sprinkler engagement member, an inner wall edge extending radially outward from the inner wall, and an end wall extending from the inner wall edge to an outer edge. The gasket is received between the at least one flange, the end wall, and the inner wall edge to seal the sprinkler with the fitting.
A coupling assembly includes a sprinkler and a fitting. The sprinkler includes an inlet end defining a sprinkler interface on a protrusion. The fitting extends from a first end that receives the pipe to a second end that includes a fitting interface. The inlet end of the sprinkler couples with the second end and the fitting interface of the fitting couples with the sprinkler interface. The fitting interface and the sprinkler interface limit rotation of the sprinkler relative to the fitting and form a fluid seal between the fitting and the sprinkler.
A grate assembly includes a grate and a nozzle. The grate includes a nozzle aperture. The nozzle is received by the nozzle aperture. The nozzle includes a base and a baffle coupled to the base. The base and the baffle define a plurality of flow paths. The nozzle also includes a deflector ring removably positioned between the baffle and the base. The deflector ring includes a body that defines a spray outlet, wherein the body allows fluid flow through one or more flow paths aligned with the spray outlet and prevents fluid flow through the remaining flow.
A62C 31/02 - Buses spécialement conçues pour la lutte contre l'incendie
A62C 31/24 - Buses spécialement conçues pour la lutte contre l'incendie fixées à des échelles, des perches, des tours ou autres constructions, avec ou sans têtes tournantes
A nozzle includes an inlet end having one or more inlet apertures and an outlet end having one or more outlet apertures. The nozzle includes a body member that extends between the inlet end and the outlet end. In some embodiments, the nozzle includes a central member that extends centrally through the body member. The nozzle includes an end member fixedly coupled with the central member at the outlet end. The nozzle includes a slidable member translatably coupled with the central member. The slidable member is configured to direct fluid that flows through the body member outwards towards an inner surface of the body member and translation of the slidable member adjusts a K-factor of the nozzle.
A62C 31/03 - Buses spécialement conçues pour la lutte contre l'incendie réglables, p.ex. depuis la pulvérisation jusqu'au jet concentré ou vice-versa
A62C 31/07 - Buses spécialement conçues pour la lutte contre l'incendie avec au moins deux sorties pour des substances différentes
B05B 1/12 - Buses, têtes de pulvérisation ou autres dispositifs de sortie, avec ou sans dispositifs auxiliaires tels que valves, moyens de chauffage capables de produire différents types d'écoulements de sortie, p.ex. sous forme d'un jet ou d'un pulvérisat
A rotating conduit assembly for a fire suppression system includes a first conduit configured to fluidly coupled with a fluid source, a second conduit, and a rotatable coupling. The rotatable coupling is configured to rotatably couple the first conduit with the second conduit. The rotatable coupling includes a first annular member fixedly coupled with the first conduit, a second annular member fixedly coupled with the second conduit, an inner sleeve, an annular seal, and a rotational actuator. The inner sleeve extends between the first annular member and the second annular member. The annular seal is disposed between the inner sleeve and the second annular member and is configured to provide a fluidic seal between the inner sleeve and the second annular member. The rotational actuator is disposed radially outward from the inner sleeve and configured to rotate the first annular member relative to the second annular member.
A rotational coupling including a bearing assembly including a first race rotatably coupled to a second race, wherein the first race is configured to receive a plurality of first fasteners to couple the first race and the bearing assembly to a fluid supply. The rotational coupling also including a connection flange coupled to the second race and configured to receive a plurality of second fasteners to couple the connection flange to the second race. The second race includes a first side facing the connection flange and a second side opposite the first side and facing the first race, wherein the second race includes at least one access aperture configured to enable access to the plurality of first fasteners from the first side to removably couple the bearing assembly to the fluid supply.
F16L 27/08 - Raccords réglables; Raccords permettant un déplacement des parties raccordées permettant un réglage ou déplacement uniquement autour de l'axe de l'un des tuyaux
A62C 31/02 - Buses spécialement conçues pour la lutte contre l'incendie
A62C 31/24 - Buses spécialement conçues pour la lutte contre l'incendie fixées à des échelles, des perches, des tours ou autres constructions, avec ou sans têtes tournantes
B05B 3/14 - Appareillages de pulvérisation ou d'arrosage avec des éléments de sortie mobiles ou des éléments déflecteurs mobiles à action intermittente
B05B 3/16 - Appareillages de pulvérisation ou d'arrosage avec des éléments de sortie mobiles ou des éléments déflecteurs mobiles à action intermittente entraînés ou commandés par le liquide ou autre matériau refoulé, p.ex. le liquide actionnant un moteur avant d'arriver à l'orifice de sortie
F16C 35/06 - Montage des roulements à billes ou à rouleaux; Leur fixation sur l'arbre ou dans la carcasse d'enveloppe
A head adapter for a fire sprinkler includes a body defining a volume. The body has an elbow shape and includes a first opening that couples with a fluid supply line and provides fluid communication between the fluid supply line and the volume of the body and a second opening that provides fluid communication between the volume of the body and the fire sprinkler. The second opening includes a gasket. The body also includes a cap coupled with the open second end of the body such that the gasket is disposed between the cap and the volume. The cap couples the body to the fire sprinkler to provide fluid communication between the fluid supply line and the fire sprinkler. The volume of the body is shaped such that fluid from the fluid supply line is directed to the fire sprinkler.
A head adapter for a fire sprinkler includes a body defining a volume. The body includes an open first end that couples with a fluid supply line and provide fluid communication between the supply pipe and the volume of the body and an open second end that provides provide fluid communication between the volume of the body and the fire sprinkler. The second end includes a gasket. The body also includes a cap coupled with the second end of the body such that the gasket is disposed between the cap and the volume. The cap couples the body with the fire sprinkler to provide fluid communication between the fluid supply line and the fire sprinkler. The volume of the body is shaped such that fluid from the fluid supply line is directed to the fire sprinkler.
The clamping connector includes a first shell member and a second shell member. The first shell member and the second shell member each include a tab extending from a first side, which defines a tab aperture and a protrusion extending from the first side. The first shell member and the second shell member each also include a hinge aperture, which is oriented along a first axis on a second side. The protrusion of the first shell member extends into the tab aperture of the tab of the second shell member and when the first shell member is secured to the second shell member the protrusion of the second shell member extends into the tab aperture of the tab of the first shell member. The clamping connector further includes a hinge pin, which is received by the hinge apertures of the first and second shell members to rotatably couple the first shell member and the second shell members.
H02G 15/113 - Boîtes divisées longitudinalement dans la direction du câble principal
H02G 3/06 - Installations de câbles ou de lignes électriques ou de leurs tubes de protection dans ou sur des immeubles, des structures équivalentes ou des véhicules - Détails assurant la continuité électrique dans le joint
H02G 15/103 - Jonctions de câbles protégées par des coffrets, p.ex. par des boîtes de distribution, de connexion ou de jonction avec des moyens pour atténuer la contrainte électrique
An aiming assembly including a housing and a light source. The housing is configured to be coupled to a nozzle and includes at least one mounting feature configured to retain the housing in a desired position relative to the nozzle. The light source provided at least partially within the housing and configured to selectively generate a conical light beam, and generate a light image.
B05B 12/00 - Aménagements de commande de la distribution; Aménagements de réglage de l’aire de pulvérisation
B05B 15/00 - APPAREILLAGES DE PULVÉRISATION; APPAREILLAGES D'ATOMISATION; AJUTAGES OU BUSES - Parties constitutives des installations ou des appareillages de pulvérisation non prévus ailleurs; Accessoires
25.
SYSTEMS AND METHODS FOR USING OPTICAL SENSORS IN FIRE SUPPRESSION SYSTEMS
A fire suppression system includes an interface control module, and an interface module. The interface control module can activate a fire suppressant discharge system in response to receiving a fire detection signal. The interface module is connected with the interface control module and is connected with at least one of a first optical sensor and an interface expansion module. The interface expansion module is configured to connect with a second optical sensor. The first optical sensor and the second optical sensor are configured to detect a fire condition at an area of interest and provide the first detection signal to the interface control module in response to detecting the fire. The interface module includes light emitting devices corresponding to the first optical sensor and the interface expansion module, the light emitting devices configured to display different colors indicating a status of the first optical sensor and the interface expansion module.
A sprinkler accelerator system includes an accelerator and at least one orifice. The accelerator is coupled with at least one pipe coupled with at least one sprinkler, and vents gas from the at least one pipe when the at least one sprinkler opens. The at least one orifice controls a rate of change of pressure in the at least one pipe to control operation of a flow control valve coupled with the accelerator.
A fire suppression system includes a temperature sensor, a suppression system activator, and processing circuitry. The temperature sensor monitors a temperature and the suppression system activator can activate the fire suppression system to suppress a fire. The processing circuitry can determine a fire alert in response to the monitored temperature exceeding a temperature threshold value and adjust a polling rate of the temperature sensor in response to the temperature exceeding the temperature threshold value. The processing circuitry can determine a rate of change of the monitored temperature over a time period and activates the fire suppression system in response to the rate of change exceeding the rate of change threshold.
A62C 37/36 - Commande des installations de lutte contre l'incendie le signal de déclenchement étant émis par un détecteur distinct de la tuyère
A62C 37/08 - Commande des installations de lutte contre l'incendie comprenant une tuyère comportant un détecteur, ou servant elle-même de détecteur, c. à d. têtes d'arrosage indépendantes
A62C 37/40 - Commande des installations de lutte contre l'incendie le signal de déclenchement étant émis par un détecteur distinct de la tuyère par le détecteur et par le déclencheur, p.ex. une soupape, qui se trouvent tous les deux dans la zone de danger avec une liaison électrique entre le détecteur et le déclencheur
G08B 17/10 - Déclenchement par la présence de fumée ou de gaz
A fire suppression system includes a delivery system that is configured to receive fire suppressant agent from a reservoir and provide the fire suppressant agent to an area at a flow rate, according to some embodiments. In some embodiments, the delivery system is further configured to provide a first quantity of fire suppressant agent to an area at a first flow rate during a first time interval. In some embodiments, the delivery system is further configured to provide a second quantity of fire suppressant agent to the area at a second flow rate during a second time interval. In some embodiments, the second flow rate is less than the first flow rate. In some embodiments, the first and the second quantity of fire suppressant agent are provided to the area via a nozzle.
A62C 13/02 - Extincteurs portatifs sous pression permanente ou mis sous pression immédiatement avant l'emploi où la pression de gaz est produite par réaction chimique
29.
ELECTRONIC ACCELERATOR FOR AUTOMATIC WATER CONTROL VALVES
An electronic accelerator includes a pressure sensor, a first control valve, and a control circuit. The pressure sensor detects a pressure in a fluid supply line between a fluid supply and at least one sprinkler head. The first control valve is coupled to a second control valve that when open permits fluid to flow from the fluid supply to the at least one sprinkler head. The control circuit receives the pressure detected by the pressure sensor, determines the at least one sprinkler head to be open based on the pressure detected by the pressure sensor, and in response causes the first control valve to open to reduce a chamber pressure in a chamber of the second control valve to cause the second control valve to open to permit fluid to flow from the fluid supply through the fluid supply line to the at least one sprinkler head.
A. vehicle includes a chassis, a body coupled to the chassis, a series of tractive elements coupled to the chassis, a hazard coupled to the chassis, and a fire suppression system. The fire suppression system includes a tank configured to contain a volume of fire suppressant, a nozzle having an outlet at least selectively fluidly coupled to the tank and configured to release a spray of the fire suppressant therefrom, and an activator configured to selectively release the fire suppressant from the tank such that at least a portion of the fire suppressant passes through the outlet of the nozzle. The nozzle is oriented such that the spray is directed toward the hazard. The nozzle is positioned less than 8 inches away from the hazard.
A62C 3/07 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers dans les véhicules, p.ex. les véhicules routiers
A62C 35/02 - Matériel installé à demeure avec des réservoirs pour délivrer la substance extinctrice
A fire suppression system includes a tank configured to contain fire suppressant agent, a cartridge configured to contain pressurized expellant gas, the cartridge including an electrically-conductive section, an actuator coupled to the tank and selectively coupled to the cartridge, and a cartridge monitoring system coupled to the actuator. The actuator is configured to selectively supply the pressurized expellant gas from the cartridge to the tank such that the fire suppressant agent is dispensed from the tank. The cartridge monitoring system includes (a) a first contact and a second contact configured to engage the electrically-conductive section of the cartridge when the cartridge is coupled to the actuator and (b) an electrical interpreter coupled to the first contact and the second contact and configured to determine if the electrically-conductive section of the cartridge is engaging the first contact and the second contact to form a closed circuit.
A62C 35/02 - Matériel installé à demeure avec des réservoirs pour délivrer la substance extinctrice
A62C 35/13 - Matériel installé à demeure avec des réservoirs pour délivrer la substance extinctrice commandés par un signal émanant de la zone de danger avec une réserve limitée de substance extinctrice
A62C 37/50 - Dispositifs de test ou d'indication pour déterminer l'état de marche de l'installation
32.
SYSTEMS AND METHODS OF REAL-TIME ELECTRONIC FIRE SPRINKLER LOCATION AND ACTIVATION
An electronic fire sprinkler system includes a plurality of electronic fire sprinklers that each output a flow of fluid in response to receiving an activation signal, a plurality of temperature sensors that each detect a temperature and output an indication of the detected temperature, a plurality of network devices that detect a distance to at least one of the plurality of electronic fire sprinklers, and a processing circuit. The processing circuit receives a plurality of detected distances, calculates a location of each electronic fire sprinkler based on the of detected distances, determines that a fire condition is present based on the detected temperature, identifies one or more of the plurality of electronic fire sprinklers based on the calculated locations and an identifier of the temperature sensor from which the indication of the detected temperature was received, and transmits one or more activation signals to the identified electronic fire sprinklers.
A62C 35/68 - Réseaux de conduites - Détails, p.ex. de conduites ou de systèmes de soupapes
G08B 25/00 - Systèmes d'alarme dans lesquels l'emplacement du lieu où existe la condition déclenchant l'alarme est signalé à une station centrale, p.ex. systèmes télégraphiques d'incendie ou de police
33.
SYSTEM AND METHOD FOR MONITORING AND CONTROLLING A FIRE SUPPRESSION SYSTEM
A system to mitigate false trips of a valve that supplies water to a piping system in a fire suppression system includes at least one edge device, a control circuit, and at least one user device. The at least one edge device monitors a parameter corresponding to at least one of a corrosion, a presence of water, a differential pressure across the valve, and a temperature in the piping system of the fire suppression system. The control circuit includes one or more processors and a memory storing instructions that, when executed by the one or more processors, cause the control circuit to receive an indication of the parameter monitored by the at least one edge device, predict whether a valve tripping event is expected to occur based on the received indication, and in response to predicting that the valve tripping event is expected to occur, provide the prediction that the valve tripping event can occur for remedial action. The at least one user device presents display data regarding the prediction.
A62C 35/68 - Réseaux de conduites - Détails, p.ex. de conduites ou de systèmes de soupapes
A62C 3/00 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers
A62C 35/62 - Réseaux de conduites secs, c. à d. vides de substance extinctrice lorsqu'ils ne sont pas utilisés
A62C 37/50 - Dispositifs de test ou d'indication pour déterminer l'état de marche de l'installation
G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
A temperature monitoring apparatus includes a temperature sensor and a control circuit. The temperature sensor detects a temperature of a piping system, such as a temperature of water in the piping system. The control circuit includes one or more processors and a memory storing instructions that, when executed by the one or more processors, cause the control circuit to determine whether water in the piping system is expected to freeze based on the indication of the temperature, predict whether a valve tripping event is expected to occur based on determining that the water in the piping system is expected to freeze, and in response to predicting that the valve tripping event is expected to occur, provide a prediction that the valve tripping event is expected to occur for remedial action.
A62C 35/68 - Réseaux de conduites - Détails, p.ex. de conduites ou de systèmes de soupapes
A62C 3/00 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers
A62C 35/62 - Réseaux de conduites secs, c. à d. vides de substance extinctrice lorsqu'ils ne sont pas utilisés
A62C 37/50 - Dispositifs de test ou d'indication pour déterminer l'état de marche de l'installation
G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
G01N 17/00 - Recherche de la résistance des matériaux aux intempéries, à la corrosion ou à la lumière
A water detection apparatus includes a continuity probe, a voltage source that provides a reference voltage, and a control circuit. The control circuit provides the reference voltage to the continuity probe, measures a feedback signal corresponding to the reference voltage at a predetermined location of the fire suppression system, computes a continuity between the continuity probe and the predetermined location based on the feedback signal and the reference voltage, determines whether water is present in a low point of the piping system based on the computed continuity, and predicts whether a valve tripping event is expected to occur based on whether water is present in the low point to provide a detection signal for remedial action to mitigate false trips of the valve based on detecting the water in the low point.
A62C 35/68 - Réseaux de conduites - Détails, p.ex. de conduites ou de systèmes de soupapes
A62C 3/00 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers
A62C 35/62 - Réseaux de conduites secs, c. à d. vides de substance extinctrice lorsqu'ils ne sont pas utilisés
A62C 37/50 - Dispositifs de test ou d'indication pour déterminer l'état de marche de l'installation
G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
G01N 17/00 - Recherche de la résistance des matériaux aux intempéries, à la corrosion ou à la lumière
A differential pressure monitoring system includes a differential pressure monitoring device and at least one client device. The differential pressure monitoring device includes a water pressure sensor that detects a water pressure at an inlet of the dry pipe valve, a valve air pressure sensor that detects an air pressure at an outlet of the dry pipe valve, and a control circuit that computes a ratio of the water pressure and the air pressure, predicts whether a valve tripping event is expected to occur based on the computed ratio, and in response to predicting that the valve tripping event is expected to occur, provides a prediction that the valve tripping event is expected to occur for remedial action. The system includes at least one client device that receives the prediction from the control circuit and presents display data regarding the prediction.
A62C 35/62 - Réseaux de conduites secs, c. à d. vides de substance extinctrice lorsqu'ils ne sont pas utilisés
A62C 3/00 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers
A62C 35/68 - Réseaux de conduites - Détails, p.ex. de conduites ou de systèmes de soupapes
A62C 37/50 - Dispositifs de test ou d'indication pour déterminer l'état de marche de l'installation
G01M 3/04 - Examen de l'étanchéité des structures ou ouvrages vis-à-vis d'un fluide par utilisation d'un fluide ou en faisant le vide par détection de la présence du fluide à l'emplacement de la fuite
G01N 17/00 - Recherche de la résistance des matériaux aux intempéries, à la corrosion ou à la lumière
A pre-assembled pipe coupling (10) includes a gasket (200), a housing (12) surrounding the gasket, and a fastener (20). The housing has three segments sequentially coupled to each other to define an insertion boundary (11). A bridge segment (12c) has a first mount (18) extending lateral from the wall and having a plurality of first lateral walls defining a first aperture (22) and a second mount (18) having a plurality of second lateral walls defining a second aperture (22). A first clamp segment (12a) has a first hook (14) disposed in the first aperture. A second clamp segment (12b) has a second hook (14) disposed in the second aperture. The fastener is disposed through the first fastener aperture and the second fastener aperture. The fastener has an adjusted length at which the first clamp segment grips the gasket, and the second clamp segment grips the gasket to locate the first sealing lip and the second sealing lip within the insertion boundary.
F16L 17/04 - Raccords avec garnitures adaptées à une étanchéité par pression de fluide avec segments d'étanchéité disposés entre la surface extérieure du tuyau et la surface intérieure d'un manchon ou d'une douille le manchon étant fendu ou fractionné dans le sens longitudinal
A pre-assembled pipe coupling (11) includes a gasket (200), a housing (12) surrounding the gasket, and a fastener (20). The housing has three segments sequentially coupled to each other to define an insertion boundary. A first segment (12c) includes a first mount (18) extending lateral in a first direction from the wall and having a plurality of first lateral walls that define a first aperture (22), and a second mount (18) extending laterally in a second direction from the wall, the second mount having a plurality of second lateral walls that define a second aperture (22). A second segment (12a) includes a first hook (14) disposed in the first aperture and a first tab (16) defining a first fastener aperture. A third segment (12b) includes a second hook (14) disposed in the second aperture and a second tab (16) defining a second fastener aperture. The fastener is disposed through the first fastener aperture and the second fastener aperture.
F16L 17/04 - Raccords avec garnitures adaptées à une étanchéité par pression de fluide avec segments d'étanchéité disposés entre la surface extérieure du tuyau et la surface intérieure d'un manchon ou d'une douille le manchon étant fendu ou fractionné dans le sens longitudinal
A two member plastic pipe fitting adapter for installing a threaded sprinkler head. The members are coupled together to form a chamber for housing an annular gasket. The gasket chamber includes an expansion void and bearing surfaces for the gasket. The adapter includes a receptacle with an internal thread for engagement with a sprinkler head to load the gasket and form a fluid tight seal. The engagement between the sprinkler and the adapter is formed by dissimilar threads to minimize the outward radial forces on the adapter.
Fire suppression systems (10) include modules (14x) interconnected with a centralized controller(12). The modules (14x) are configured, assembled and sealed for system operation in harsh environments. Modules of the system include a printed circuit board (PCB, 32, 132), a microprocessor (34), and an operative component (36)assembled within a housing (30, 130). A gasket member (38) is disposed about the component to form a seal about the component. Operative components may include fire detection elements (14x, 50)or an LCD screen (36, 236). Modules of the system can include an encapsulant compound for filling a void between the housing inner surface and the printed circuit board. Modules of the system can include a sealed chamber with a port to interface a computer device. A power module of the system includes a sealed housing with connectors positioned to protect against moisture and debris and an isolating switch to permit maintenance of the system.
A tire suppression system includes a centralized controller and a plurality of modules (14). Each module includes a housing (30), a printed circuit board (32) with a mounted microprocessor (34), a first connector (36) including a first pair of data wires (38) mounted to the board; and a second connector (40) including a second pair of data wires (42) mounted to the board so that the printed circuit board electrically connects the first and second pairs of data wires. The modules are interconnected with the central controller to define data buses for centralized fire detection, user interface and system response. The connectors of each module interconnect the plurality of modules in series to the central controller.
G08B 25/04 - Systèmes d'alarme dans lesquels l'emplacement du lieu où existe la condition déclenchant l'alarme est signalé à une station centrale, p.ex. systèmes télégraphiques d'incendie ou de police caractérisés par le moyen de transmission utilisant une ligne de signalisation unique, p.ex. en boucle fermée
42.
CONTROLLED SYSTEM AND METHODS FOR STORAGE FIRE PROTECTION
Fire protection systems and methods for ceiling-only high-piled storage protection. The systems include a plurality of fluid distribution devices disposed beneath a ceiling and above a high-piled storage commodity having a nominal storage height ranging from a nominal 20 ft. to a maximum nominal storage height of 55 ft. and means for quenching a fire in the storage commodity. The stored commodity to be protected may include exposed expanded plastics. The fluid distribution devices include a frame body having an inlet, an outlet, a sealing assembly, and an electronically operated releasing mechanism supporting the sealing assembly in the outlet.
A62C 37/40 - Commande des installations de lutte contre l'incendie le signal de déclenchement étant émis par un détecteur distinct de la tuyère par le détecteur et par le déclencheur, p.ex. une soupape, qui se trouvent tous les deux dans la zone de danger avec une liaison électrique entre le détecteur et le déclencheur
A62C 3/00 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers
A62C 37/10 - Moyens de déchargement, p.ex. déchargés électriquement
Coat-in-place assemblies and methods provide an aesthetically pleasing sprinkler assembly. A coat-in-place assembly includes a sprinkler body having a proximal portion and a distal portion, a thermally responsive trigger disposed adjacent the distal portion; and an escutcheon centered about the distal portion of the sprinkler body to define a void between the sprinkler axis and the escutcheon. A coating-inhibiting-cap encloses and protects the thermally responsive trigger between the sprinkler body and the cap. The cap extends into the void and is radially spaced inward relative to the escutcheon so as expose surfaces of the escutcheon for coating.
B05D 1/32 - Procédés pour appliquer des liquides ou d'autres matériaux fluides aux surfaces en utilisant des moyens pour protéger des parties de surface à ne pas recouvrir, p.ex. en se servant de stencils, d'enduits de protection
A ceiling-only fire protection system includes a plurality of fluid distribution devices above stored objects having a storage height of 20 to 55 ft. but less than a ceiling height. Each of the fluid distribution devices includes a frame body with a seal assembly and an electrically responsive actuator to control a flow of water discharge from the frame body. A fluid distribution system interconnects the fluid distribution devices to a water supply. A controller is coupled to a plurality of detectors to detect and locate the fire and coupled to the distribution devices to identify and control operation of the distribution devices defining a discharge array above and about the fire. The controller receives input from each of the detectors, determines a threshold moment in growth of the fire and generates an output for operation of each of the distribution devices in response to determining the threshold moment.
A62C 37/40 - Commande des installations de lutte contre l'incendie le signal de déclenchement étant émis par un détecteur distinct de la tuyère par le détecteur et par le déclencheur, p.ex. une soupape, qui se trouvent tous les deux dans la zone de danger avec une liaison électrique entre le détecteur et le déclencheur
A62C 3/00 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers
45.
INTEGRATED FLUID CONTROL VALVE AND VALVE ACTUATOR ASSEMBLY
Systems and methods of an integrated fluid control valve and valve actuator assembly are provided. The assembly includes a pressure operated fluid control valve for controlling the flow of liquid from a liquid supply piping system into a sprinkler piping system of a fire protection system when transitioning the fire protection system from a stand-by state to an actuated state. The control valve defines a valve chamber for holding a pressurized fluid to prevent the flow of fluid through the control valve. A valve actuator is coupled to the fluid control valve housing for setting of the fluid control valve in an unactuated ready state and for operating the fluid control valve automatically and/or manually. Automatic control devices can be placed in fluid communication with the valve actuator to maintain and control operation of the valve actuator for controlled operation of the fluid control valve.
Fire suppression systems for vehicles and industrial applications including arrangements of an input bus and output bus coupled to a centralized controller to provide for automatic and manual detection of a fire and manual and automatic system actuation in response to the fire. The arrangements further provide for system information regarding the status and operation of the system components. Additionally, the arrangement of system components provide for expandability and programmability to configure the system for the protection of multiple and variable hazards using customized or programmed detection and/or actuation. The systems include configured connectors and color coded schemes to facilitate system installation.
Fire suppression systems (10) for vehicles and industrial applications including arrangements of an input bus (24) and output bus (26) coupled to a centralized controller (20) to provide for automatic and manual detection of a fire (H) and manual and automatic system actuation in response to the fire. The arrangements further provide for system information regarding the status and operation of the system components. Additionally, the arrangement of system components provide for expandability and programmability to configure the system for the protection of multiple and variable hazards (H) using customized or programmed detection and/or actuation. The systems include configured connectors (25) and colour coded schemes to facilitate system installation.
A62C 37/36 - Commande des installations de lutte contre l'incendie le signal de déclenchement étant émis par un détecteur distinct de la tuyère
G05B 19/042 - Commande à programme autre que la commande numérique, c.à d. dans des automatismes à séquence ou dans des automates à logique utilisant des processeurs numériques
A62C 3/07 - Prévention, limitation ou extinction des incendies spécialement adaptées pour des objets ou des endroits particuliers dans les véhicules, p.ex. les véhicules routiers
B60R 16/03 - Circuits électriques ou circuits de fluides spécialement adaptés aux véhicules et non prévus ailleurs; Agencement des éléments des circuits électriques ou des circuits de fluides spécialement adapté aux véhicules et non prévu ailleurs électriques pour l'alimentation des sous-systèmes du véhicule en énergie électrique
48.
OPTICALLY REDUNDANT FIRE DETECTOR FOR FALSE ALARM REJECTION
A system for confirming the detection of a fire using a plurality of radiation or flame sensors each equipped with a radiation detector and an optical filter having a spectral transmission characteristic in which at least one optical filter is redundant to at least one other optical filter. The result is a system having operationally redundant sensors. In use, if a fire is detected by one of the redundant sensors without including the other redundant radiation sensor in the fire detection calculation, then a fire detection algorithm can switch to the other operationally redundant sensor to check for confirmation of a fire. Due to the spatial separation and if the object is small and close, a different result will be obtained with the redundant detector being used in the calculation compared to the primary detector that is associated with the redundant detector.
A coupling arrangement that includes a gasket seal (40) and a housing (12, 14) having a first lateral side (100) for receiving a first pipe segment (4) and a second lateral side (102) for receiving a second pipe segment (2), the second lateral side (102) being spaced from the first lateral side (100) to define a medial axis (A-A) of the housing. An inner surface (22) of the housing defines a cavity for engaging and housing a gasket seal (40) disposed about the first and second pipe segments. The gasket seal (40) includes a peripheral surface (48) and inner surface (50) which can include features that engage both the housing and the pipe segments to form a fluid tight pipe joint assembly.
F16L 17/04 - Raccords avec garnitures adaptées à une étanchéité par pression de fluide avec segments d'étanchéité disposés entre la surface extérieure du tuyau et la surface intérieure d'un manchon ou d'une douille le manchon étant fendu ou fractionné dans le sens longitudinal
A preferred siren including a base having a central axis and a peripheral wall circumscribed about the central axis to define an internal chamber. The peripheral wall includes a plurality of apertures in communication with the internal chamber. A rotor is disposed within the chamber and centrally aligned with the axis. The rotor includes a plurality of spaced apart fins radially disposed about the axis, each of the plurality of fins having an outermost portion at a peripheral edge of the rotor and an innermost portion located between the axis and the peripheral edge. An external housing cooperates with the base to enclose the rotor within the internal chamber, the external housing including a first plurality of ports and a second plurality of ports, the first and second plurality of ports being in fluid communication with the internal chamber of the base. A driver is coupled to the rotor and is powered by a supply of carbon-dioxide gas to rotate the rotor about the axis at a rotational speed such that external air is drawn through the first plurality of ports, into the chamber and out the second plurality of ports so as to generate an alarm sound having an intensity greater than 100 decibels (100 dB).
A flame detection apparatus is provided that provides low cost fire detection with improved false alarm discrimination and that includes at least two optical sensors, each configured with a Long Wave Pass IR filter with distinct minimum responsive wavelengths and arrayed to broadly sample the MWIR band.
A dual-purpose fluid control valve for controlling the flow of fluid to separate systems supplied by the valve. The control valve includes a body having an inlet, a first outlet, and a second outlet. The valve further includes means for controlling a rate of fluid through one outlet based on a fluid demand at the outlet while controlling the rate of fluid flow through the other outlet.
F16K 11/048 - Soupapes ou clapets à voies multiples, p.ex. clapets mélangeurs; Raccords de tuyauteries comportant de tels clapets ou soupapes; Aménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides dont toutes les faces d'obturation se déplacent comme un tout comportant uniquement des soupapes ou des clapets à sièges de soupape ou de clapet situés entre des corps de soupape ou de clapet mobiles
A62C 35/68 - Réseaux de conduites - Détails, p.ex. de conduites ou de systèmes de soupapes
F16K 11/00 - Soupapes ou clapets à voies multiples, p.ex. clapets mélangeurs; Raccords de tuyauteries comportant de tels clapets ou soupapes; Aménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides
F16K 17/20 - Soupapes ou clapets limiteurs de débit
53.
MIST TYPE FIRE PROTECTION DEVICES, SYSTEMS AND METHODS
Various mist-type fire protection systems for the protection of light and ordinary hazard occupan-cies of reduced water demand as compared to known mist type systems or sprinkler systems configured to protect the same occupancies. Three system configurations are defined by varying design criteria for the installation of: mist devices having an enlarged coverage area alone or in combination with known nozzles or sprinklers. The pre-ferred mist devices provide for the protection of at least one of a light hazard occupancy only and a light and ordi-nary hazard occupancy having a ceiling with a maximum ceiling height of at least 8 ft. The preferred device include a body having a passageway defining a K-factor of less than 1 gpm/psi1/2. The preferred device includes means for diffusing the fluid at a flux density of less than 0.1 gpm/sq. ft. for a fluid pressure at the inlet of less than 500 psi. to define a coverage area of the device of over than 132 sq. ft., preferably to a maximum of 256 sq. ft.
Fire extinguishing compositions and methods of extinguishing a fire comprising compounds of formula (I) where Rf is a fluorocarbon group. The compounds and compositions described herein are useful as intermediates in the preparation of or as additives to AFFF (aqueous film forming foam) formulations used for the extinguishment of fuel and solvent fires.
C07H 15/10 - Radicaux acycliques non substitués par des structures cycliques liés à un atome d'oxygène d'un radical saccharide contenant des liaisons non saturées carbone-carbone
A62D 1/00 - Compositions pour éteindre les incendies; Emploi de produits chimiques pour éteindre les incendies
A fire suppression system for a fryer is provided. The fire suppression system for the fryer may include a reservoir of first suppression agent, piping connected to the reservoir, and one or more nozzles connected to the piping and configured to direct fire suppression agent into the fry vat when the lid is not in the fully open position (such as when the lid is in the closed/unlocked position). For example, when the lid is closed, a headspace may be created between the fry vat and an interior portion of the lid. When the lid is in the closed and unlocked position (creating an opening into the headspace for venting of the fry vat), the nozzle may be configured external to both the lid and the fry vat so that the fire suppression agent is directed through the opening and into headspace of the fry vat.
A concealed sprinkler including a body having a proximal portion and a distal portion. The distal portion includes an annular wall defining a chamber and an opening in communication with the chamber. A deflector assembly is disposed within the chamber. A trigger assembly having a lever assembly engaged with an inner surface of the annular wall supports the deflector assembly in the first position, the trigger assembly including and a thermally rated plate assembly having a lip portion to substantially circumscribe and substantially cover opening and chamber.
A62C 37/08 - Commande des installations de lutte contre l'incendie comprenant une tuyère comportant un détecteur, ou servant elle-même de détecteur, c. à d. têtes d'arrosage indépendantes
A sprinkler comprising: a body having a proximal portion defining an opening and a distal portion defining an outlet, the body defining an internal passageway between the inlet and the outlet defining a first diameter, the distal portion including an annular wall having an outer surface and an inner surface to further define a chamber distal of the outlet; a deflector assembly including a deflector plate distal of the outlet disposed within the chamber; and a closure assembly including: a closure element, a bridge engaged with the closure element, a thermally responsive plate assembly; and at least one lever member having a first end engaged with the plate assembly and second end engage with the distal portion of the body so as to engage the bridge assembly such that the closure element is disposed adjacent the outlet of the body to maintain a static fluid pressure up to about 500 pounds per square inch (psi).
A diaphragm-type control valve having a diaphragm and a valve body is provided preferably for use in the separation of and fluid control between a fluid source and a pressurized gas volume. The diaphragm element and a port in the body together form an intermediate chamber that eliminates the need for a check- valve downstream of the valve. In one preferred embodiment, an inner surface of the valve body defines a chamber having an inlet and an outlet in communication with the chamber, and an elongated seat member defining a groove in communication with the port. A diaphragm member having upper and lower surfaces is disposed within the chamber. The lower surface preferably includes a pair of spaced apart elongated members defining a channel therebetween. The diaphragm member engages the seat member placing the channel in communication with the groove to define an air seat in communication with the port.
F16K 7/17 - Dispositifs d'obturation à diaphragme, p.ex. dont un élément est déformé, sans être déplacé entièrement, pour fermer l'ouverture à diaphragme plat, en forme d'assiette ou en forme de bol disposé pour être déformé contre un siège plat le diaphragme étant actionné par pression d'un fluide
A62C 35/68 - Réseaux de conduites - Détails, p.ex. de conduites ou de systèmes de soupapes
F16K 7/12 - Dispositifs d'obturation à diaphragme, p.ex. dont un élément est déformé, sans être déplacé entièrement, pour fermer l'ouverture à diaphragme plat, en forme d'assiette ou en forme de bol
F16K 11/00 - Soupapes ou clapets à voies multiples, p.ex. clapets mélangeurs; Raccords de tuyauteries comportant de tels clapets ou soupapes; Aménagement d'obturateurs et de voies d'écoulement spécialement conçu pour mélanger les fluides
A residential sidewall sprinkler and system for a coverage area defined by a pair of parallel vertical walls. The sprinkler includes a body having a passageway defining a K-factor of about 6. The body has an inlet coupled to a fluid supply line and a distal end coupled to a deflector assembly. The deflector assembly includes a face portion with an upper canopy and a lower canopy disposed about the face portion. The sprinkler is mounted to one of the walls to define a ceiling-to-deflector distance ranging from about four inches to about twelve inches. The fluid supply at the inlet is at least at one of a substantially constant flow rate of fluid and substantially constant fluid pressure. The deflector assembly distributes the fluid over the coverage area so as to wet the vertical walls within about twenty-eight inches of the ceiling over the ceiling-to-deflector range.
A62C 37/08 - Commande des installations de lutte contre l'incendie comprenant une tuyère comportant un détecteur, ou servant elle-même de détecteur, c. à d. têtes d'arrosage indépendantes
B05B 1/26 - Buses, têtes de pulvérisation ou autres dispositifs de sortie, avec ou sans dispositifs auxiliaires tels que valves, moyens de chauffage avec des moyens pour briser ou dévier mécaniquement le jet à sa sortie, p.ex. des déflecteurs fixes; Dispersion du liquide ou d'autre matériau fluide sortant à l'aide de jets d'impact
The screen (156) also includes a list (157) of nozzles that are available for the selected ventilation hood. Furthermore, several data entry areas (158) are displayed that allow the user to input desired dimensions of the ventilation hood, such as the length, depth and height. In addition, a data entry area presented that allows the user to choose the elevation of the ventilation hood above the floor. A window (159) is available for the user to type in comments regarding the ventilation hood or the kitchen design in general. After the areas (158) and (160) have been filled in, the screen (146) highlights only those nozzles present in list 157 that are. approved for use with the selected ventilation hood with the dimensions entered. At this stage one of the highlighted nozzles is chosen by clicking on the corresponding circle adjacent to the nozzle. Once a type of nozzle is chosen the minimum number of nozzles and flows required by manufacturers or state or local ordinance is displayed in window (156).
A ceiling-only dry sprinkler system configured to address a storage occupancy fire event with a sprinkler operational area sufficient in size to surround and drown fire. The system and method preferably provide for the surround and effect by activating one or more initial sprinklers, delaying fluid flow to the initial activated sprinklers for a defined delay period to permit the thermal activation of a subsequent-one or more sprinklers so as. to form |the preferred sprinkler Operational area. The sprinklers of the operational area are preferably: configured so as to provider sufficient fluid volume and cooling to address the fire event with a surround and drown configuration, the defined delay period is of a defined period having a maximum and a minimum. The preferred sprinkler system is adapted for fire protection of storage commodities and provides a ceiling only system that eliminates or otherwise minimizes the economic disadvantage and design penalties current dry sprinkler system design.
A ceiling-only dry sprinkler system configured to address a storage occupancy fire event with a sprinkler operational area sufficient in size to surround and drown the fire. The system provides for a first mandatory fluid delivery delay period defining the time of fluid delivery from a control valve to at least one hydraulically remote sprinkler and a second mandatory fluid delivery delay period defining the time of fluid delivery from a control valve to at least one hydraulically close sprinkler.
Dry ceiling-only storage occupancy fire protection is provided through a network of pipes that interconnect a fluid source with a grid of sprinklers. Fire protection is provided for a Class I, Class II or Class III commodity stored beneath a ceiling height of at least 30 feet, and having a height of no more than 20 feet. The network of peipes delivers a minimum of 15 to 60 pounds per square inch of fluid from the fluid source to the sprinklers within 20 to 30 seconds. The sprinklers have a space ranging from 6 to12 feet therebetween with a body passageway defining a nominal K-factor of 19, 22, 25, and 28 or greater. The sprinklers also have a thermally rated trigger assembly with a temperature rating of about 286 °F and a deflector coupled to the body and spaced from the outlet.
Systems, methods and aspect thereof for a fire protection system including a releasing control panel. In one aspect a fire protection system for a residential unit as defined in the 2002 Edition of the National Fire Protection Association Standard 13, 13D and 13R having at least one dwelling is provided. The fire protection system preferably includes a liquid supply source along a main line and a network of pipes in communication with the dwelling. The system includes at least one sprinkler in the network to discharge a fluid within about fifteen seconds of sprinkler activation. In addition, the system includes at least one fire control panel disposed between the main line and the pipe network to control release of a fire fighting fluid under various control modes. The system further include at least one fire detector disposed in the at least one dwelling and in communication with the at least one fire control panel. In one aspect of the preferred system is sectional control to the first and at least a second dwelling.
A62C 37/00 - Commande des installations de lutte contre l'incendie
B05B 12/10 - Aménagements de commande de la distribution; Aménagements de réglage de l’aire de pulvérisation sensibles à l'état du liquide ou d'un autre matériau fluide expulsé, du milieu ambiant ou de la cible sensibles à la température ou à la viscosité du liquide ou d'un autre matériau fluide expulsé
A pendent type residential sprinkler is described. The residential fire sprinkler has a body with a passageway having a K-factor of at least 6. The passageway is coupled to a deflector assembly that distributes fluid flowing through the passageway over a coverage area so that the body and a heat responsive trigger disposed between the passageway and the deflector assembly of the sprinkler can be installed in accordance with the 2002 Edition of National Fire Protection Association Standards 13, 13D, and 13R. The deflector assembly comprises a plate. The plate comprises first and second flow modulators. The flow modifiers comprise at least one of : (1) a through-opening, (2) a slot, and (3) a nub.
A62C 37/08 - Commande des installations de lutte contre l'incendie comprenant une tuyère comportant un détecteur, ou servant elle-même de détecteur, c. à d. têtes d'arrosage indépendantes
A62C 37/14 - Moyens de déchargement, p.ex. déchargés électriquement thermosensibles à récipients susceptibles de se briser
B05B 1/26 - Buses, têtes de pulvérisation ou autres dispositifs de sortie, avec ou sans dispositifs auxiliaires tels que valves, moyens de chauffage avec des moyens pour briser ou dévier mécaniquement le jet à sa sortie, p.ex. des déflecteurs fixes; Dispersion du liquide ou d'autre matériau fluide sortant à l'aide de jets d'impact
A pendent type residential fire sprinkler is described. The residential fire sprinkler has a body with a K-factor of at least 6, a passage coupled to a deflector assembly that distributes fluid flowing through the passage over a coverage area to perform in accordance with Underwriters Laboratory Standard 1626 (Oct 2003) for listing by Underwriters Laboratory Incorporated so that the body and a heat responsive trigger disposed between the passage and the deflector assembly of the sprinkler can be installed in accordance with the 2002 Edition of National Fire Protection Association Standards 13, 13D, and 13R. Various aspects of the residential fire sprinkler, including a method of protecting a residential dwelling unit are described.
A62C 37/08 - Commande des installations de lutte contre l'incendie comprenant une tuyère comportant un détecteur, ou servant elle-même de détecteur, c. à d. têtes d'arrosage indépendantes
A62C 37/14 - Moyens de déchargement, p.ex. déchargés électriquement thermosensibles à récipients susceptibles de se briser
B05B 1/26 - Buses, têtes de pulvérisation ou autres dispositifs de sortie, avec ou sans dispositifs auxiliaires tels que valves, moyens de chauffage avec des moyens pour briser ou dévier mécaniquement le jet à sa sortie, p.ex. des déflecteurs fixes; Dispersion du liquide ou d'autre matériau fluide sortant à l'aide de jets d'impact
A dry sprinkler (10) is provided that includes a structure (20), a fluid deflecting structure (70), a locator (50), a metallic annulus (32) and a shield (30). The structure (20) defines a passageway (20a) extending along a longitudinal axis between an inlet (12) and an outlet (14). The structure (20) has a rated K-factor defining an expected flow of fluid in gallons per minute from the outlet divided by the square root of the pressure of the flow of fluid fed into the inlet of the passageway in pounds per square inch gauge. The fluid deflecting structure (70) is proximate the outlet. The locator (50) is movable along the longitudinal axis between a first position and a second position. The locator (50) supports the metallic annulus (32). The metallic annulus includes first and second metallic surfaces (32a, 32b) spaced apart along the longitudinal axis between an inner and outer circumference (32c, 32d) with respect to the longitudinal axis. The shield has a first face (30a) exposed to the inlet and a second face (30b) confronting the first metallic surface (32a) to define a gap therebetween. Various methods are also described.
A62C 37/08 - Commande des installations de lutte contre l'incendie comprenant une tuyère comportant un détecteur, ou servant elle-même de détecteur, c. à d. têtes d'arrosage indépendantes
A62C 2/00 - Prévention ou limitation de l'extension des incendies
A62C 37/11 - Moyens de déchargement, p.ex. déchargés électriquement thermosensibles
A62C 37/14 - Moyens de déchargement, p.ex. déchargés électriquement thermosensibles à récipients susceptibles de se briser
A dry sprinkler installation and sealing device for a cold environment is disclosed. The dry sprinkler installation includes a supply conduit having a first end adapted to communicate with a fire retardant fluid source and a second end supporting a sprinkler head. The supply conduit is dimensioned to extend through an opening in a wall of a cold environment, e.g., a freezer ceiling. A flexible sealing device is positioned about the supply conduit adjacent an exterior surface of the cold environment. A first end of the sealing device is secured about the supply conduit and a second end of the sealing device is secured to an exterior surface of the cold environment. The flexible sealing device allows for radial and axial adjustments to the supply conduit and sprinkler head without comprising the integrity of the sealing device.
A method of designing a residential fire protection system in a residential dwelling unit (R) are shown and described. The residential dwelling unit (R) has a plurality of compartments as defined in the 2002 National Fire Protection Association Standards 13, 13D, and 13R. The method can be achieved by: determining a minimum quantity and location of residential fire sprinklers (40A,40B,40C) required to determine a hydraulic demand calculation of the residential fire sprinklers (40A,40B,40C) of a piping network (100) filled with water and arranged to protect the plurality of compartments; and specifying the minimum quantity and location of residential fire sprinklers (40A,40B,40C) in a piping network (100) filled with a gas. Various aspects of the invention are also shown and described.
brevets
