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JP5492220B2 |
The method involves separating a part of oxygen from a gas mixture in gas separation systems (3, 4). A gas mixture enriched with nitrogen is guided at room temperature of enclosed rooms (2), and is provided at an outlet of the gas mixtur...
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JP2014083297A |
To provide a fire detection system and a fire detection method capable of detecting and extinguishing a belt conveyor fire regardless of a season, a time of the day, an installation environment, and a scope of the fire.An optical fiber t...
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JP3190390U |
To provide an on-off valve for a fire hydrant which can be confirmed to be securely closed and can prevent a water damage accident due to forgetting to close the on-off valve for a fire hydrant or an opening operation due to mischief and...
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JP5483771B2 |
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JP2014076241A |
To provide a sprinkler head with a sprinkler head cover, capable of preventing lodgment and ensuring a normal sprinkling pattern.The sprinkler head comprises: a body 1; a nozzle 6 disposed at one end side of the body 1 and connected to a...
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JP5478476B2 |
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JP5469565B2 |
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JP5462965B2 |
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JP5443112B2 |
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JP5438156B2 |
A fire detection system (10) including a fire detection system configured to detect an undesirably high temperature associated with an area. The fire detection system may include a temperature sensor (14) including a temperature sensor a...
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JP2014504942A |
A multi-stage fire suppression system according to various aspects of the present invention is configured to deliver a fire suppressant material in response to multiple detections of a fire condition over time. In one embodiment, the mul...
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JP2014030650A |
To provide a sprinkler head cover that prevents the deformation of a cover plate of the sprinkler head cover for allowing the cover plate to cover a sprinkler head in a normal case and allowing the sprinkler head to be exposed by the dro...
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JP2014028020A |
To provide a spray head for fire fighting, capable of providing a predetermined water spray distribution even when reducing a flow rate of fire-fighting water jetting out therefrom.A head body 5 is an annular wall 13 with an annular shap...
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JP2014028021A |
To provide a spray head for fire extinguishing, which enables a predetermined sprinkling distribution to be obtained even when a flow rate of spouting fire-fighting water is set low.In the case where (x) represents a height between an in...
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JP5414650B2 |
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JP5415498B2 |
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JP2014016359A |
To provide a fire hydrant hose testing device enabling reliable setting of an air pressure and reliable confirmation of a hose damage at the hose damage testing time.A first testing jig 60 is mounted on a maintenance device 44 provided i...
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JP2014014704A |
To enable accurate air pressure to be set and enable hose damage to be reliably checked at the time of testing the hose for damage.In a fire hydrant hose testing device, a first test jig 60 is attached to a maintenance device 44 that is ...
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JP5400554B2 |
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JP5399872B2 |
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JP5399878B2 |
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JP5396193B2 |
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JP5381612B2 |
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JP5377764B2 |
Spray head, which comprises a spray head body (2), which comprises at least one nozzle (3), a heat-activated triggering element (5), in connection with the spray head of which a protection means (6) is arranged, which protection means is...
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JP5376953B2 |
Fire protection system comprises a fuel cell (1) for producing nitrogen-enriched cathode outgoing air and a line (16) for feeding the outgoing air into a space (25) so that the nitrogen in the chamber is reduced and the fire risk in the ...
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JP2013544609A |
The inerting method involves preparing an initial-gas mixture in a mixing chamber (6), which comprises oxygen, nitrogen and if required other components. A portion of oxygen is separated from the prepared initial-gas mixture in a gas sep...
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JP5368389B2 |
To provide improved operability by devising the arrangement or the like of switches and indicator lamps on a panel surface. The surface of a control panel of a fire extinguishing system is provided with: a fire lamp which is turned on wh...
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JP5373471B2 |
To accurately set an air pressure, and to confirm hose damage during hose damage testing, without fail. A first testing tool 60 is removably fitted to a nozzle connecting port of a hose 28, and an air pressure injection valve 64 is opene...
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JP2013240414A |
To provide a sprinkler head with a spring for separating a valve body from a nozzle end, wherein the spring can be prevented from being stuck to a deflector etc. and being an obstacle of water sprinkling.A sprinkler head comprises: a bod...
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JP5361838B2 |
To allow even a person except an expert to easily perform fire fighting by a manual operation of an on-site control panel in case of fire, by making the operation procedures and operation motion lines of a control device of a fire exting...
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JP5351890B2 |
In a water flow detection device in which signals are output in response to movement of a detection rod that rotates in conjunction with the opening of a valve body, a pin that supports the detection rod is capable of being provided so a...
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JP5345538B2 |
The spraying head has a first nozzle (9) arranged in a spraying head part, by which a passage of medium from the inlet of the spraying head is always open; and a second nozzle (4) arranged in a sprinkler part which includes a trigger (5)...
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JP2013230185A |
To obtain high fire extinguishment and smoke elimination effect using a Coulomb force, in a spray target area, by charging spray with directivity.In case of a fire, a water-based fire extinguishing agent is supplied with pressure to a ch...
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JP5334943B2 |
To prevent secondary fire by surely protecting facility equipment in a hydrogen station from fire heat against a fire in the vicinity of the hydrogen station. In disaster prevention facilities of a hydrogen station 1 supplying hydrogen b...
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JP5330132B2 |
To confirm a discharge pressure without requiring a practical discharge with a dummy hose. In this hydrant apparatus 10, a hydrant valve 64 opened/closed by a lever operation and an automatic pressure regulating valve 56 for regulating t...
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JP5320480B2 |
To provide a closed type fire extinguishing head in which a support which supports a thermosensitive body does not affect the radiation distribution of a fire extinguishing agent, and which is not easily deformed even when the support is...
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JP5323986B2 |
There is provided a sprinkler head having a structure in which steps such as removing and reattaching a protecting cap are eliminated at the time of construction of the sprinkler head, where a cylindrical member is installed on an outer ...
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JP5323122B2 |
A fire suppression system includes a gaseous extinguishing agent and a liquid extinguishing agent. At least one emitter is in fluid communication with the liquid and gas. The emitter is used to establish a gas stream, atomize and entrain...
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JP5319479B2 |
To effectively operate a fire extinguisher by quickly detecting abnormal heating or smoking within a control panel and specifying the abnormal control panel. Air sucked from a control panel 10 via a sampling tube 15 is introduced into a ...
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JP5319480B2 |
To appropriately set a fire extinguisher for each control panel without spatial restriction. In each control panel 10, a ventilation closing device 18, a fire extinguisher 24 and a control device 12 are integrated with a ventilation devi...
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JP5318017B2 |
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JP5315459B2 |
The invention relates to equipment including fixed fire detectors (10) along the track (100) and fixed extinguishing stations (20) installed in the tunnel. Each station is provided with fire detectors (23) for locating the source, an aut...
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JP3186492U |
To provide a sprinkler head for fire extinguishing, which can be manufactured at low cost and can obtain a desired watering performance. One end side of a main body is connected to a water supply pipe and a nozzle is installed inside, an...
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JP3186493U |
To apply heat from a fire to a heat-sensitive portion of a sprinkler head arranged in the sprinkler head accessory in the event of a fire in a sprinkler head accessory which covers between a sprinkler head such as a sealing plate and a c...
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JP5305444B2 |
To provide a sprinkler fire extinguisher which solves problems associated with a pre-action type sprinkler fire extinguisher that encloses air in a secondary side, such as delay in start of watering or the like, and prevents loss of wate...
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JP2013192583A |
To provide sprinkler fire extinguishing equipment for solving such a problem that a fire spreads while water discharge start is delayed since water is not discharged after a sprinkler head is operated until air inside secondary piping of...
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JP5295886B2 |
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JP5284922B2 |
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JP2013176546A |
To provide a dry sprinkler including a flexible tube section having openings at opposite ends.A sprinkler includes a first seal part 4 sealed with a supply line connection part so as to prevent fluid from a supply source from entering a ...
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JP5279772B2 |
To make the sensitivity of a thermal plate higher in a specified direction than in other directions. In a closed sprinkler head in which a thermal plate containing a thermosensitive body is fixed under the sprinkler head, in a part of th...
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