Patents for G08B 17 - Fire alarms; Alarms responsive to explosion (10,975) |
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11/10/2004 | CN1545709A Radioactive sources |
11/10/2004 | CN1544896A Flame alarm based on broad band gap semiconductor transducer |
11/10/2004 | CN1175385C Fire alarm system |
11/07/2004 | CA2466225A1 Ambient condition detector with multiple sensors and single control unit |
11/04/2004 | WO2004095387A1 Fire alarm device and method |
11/04/2004 | CA2523602A1 Fire alarm device and method |
11/03/2004 | CN2653613Y Intelligent monitoring and alarm device for forest fire |
11/03/2004 | CN1543632A Apparatus and method for activating a non-contact switch fire alarm pull station |
11/03/2004 | CN1542435A Optoelectronic dust sensor and air conditioning equipment in which such optoelectronic dust sensor is installed |
10/28/2004 | US20040213320 Method and apparatus for optically detecting and locating a fire in an enclosed space |
10/28/2004 | US20040212491 Process for operating a security system for the protection of persons and belongings |
10/28/2004 | DE19904477B4 Verfahren und Einrichtung zur Überwachung und Alarmübertragung von Anlagenkomponenten einer Feuerlöschanlage Method and apparatus for monitoring and alarm transmission of plant components of a fire extinguishing system |
10/27/2004 | EP1470840A1 Fire detection method and device aboard an aircraft |
10/21/2004 | WO2004090829A1 Apparatus and method for detecting radiation or radiation shielding in shipping containers |
10/21/2004 | US20040207551 Smoke detector with rf reset switch |
10/19/2004 | US6806471 Flame detection device |
10/14/2004 | DE19605638C5 Verfahren und Vorrichtung zum Detektieren von Entstehungsbränden Method and apparatus for detecting incipient fires |
10/13/2004 | EP1466305A2 Obscuration detector |
10/13/2004 | EP1194908A4 Ultra-short wavelength photoelectric smoke detector |
10/13/2004 | CN2648522Y Indicating mark lamp capable of speaking for dispersing person in fire |
10/07/2004 | WO2004085246A2 Enhanced, downlink-capable, fire-data gathering and monitoring |
10/06/2004 | CN2646706Y Network smoke detector |
10/05/2004 | US6801133 Electrical wiring monitoring system |
09/30/2004 | WO2004082768A1 Sprinkler installation for railway vehicles |
09/30/2004 | WO2003031924A8 Incrementally scanned narrow band radiation sensing of phenomenon |
09/30/2004 | US20040189461 Multi-sensor device and methods for fire detection |
09/30/2004 | US20040189313 Differential particulate detection system for electronic devices |
09/30/2004 | US20040188598 Optoelectronic dust sensor and air conditioning equipment in which such optoelectronic dust sensor is installed |
09/28/2004 | US6797959 Sensitivity adjusting equipment of photoelectric smoke detector |
09/23/2004 | WO2004082042A2 Pivoting battery carrier and a life safety device incorporating the same |
09/23/2004 | US20040183904 Enhanced, downlink-capable, fire-data gathering and monitoring |
09/23/2004 | US20040183021 Solar powered narrow band radiation sensing system for detecting and reporting forest fires |
09/22/2004 | EP1460597A1 Method of operation of a system for the protection of persons and goods |
09/22/2004 | EP1459062A1 Method and device for measuring oxygen content in a closed target space |
09/22/2004 | EP1281167B1 A system and an arrangement to determine the position in a hazardous situation |
09/22/2004 | EP1166101B1 Gas sensor with a carbon dioxide permeable protective layer |
09/22/2004 | CN1168054C Relative smog density image detector and its detection method |
09/16/2004 | DE19950849B4 Vorrichtung sowie Verfahren zur Detektion, Entfernungs-, Größen- und Temperaturmessung von einer Wärmequelle An apparatus and method for the detection, removal, size and temperature of a heat source |
09/16/2004 | DE10339437A1 Detector assembly of concealed fire points in loaded cargo hold of ships, aircraft, or lorries, containing smoke detectors control unit (SDCU) with at least one sensor between top of container and cargo hold ceiling |
09/15/2004 | CN2641946Y System for scatter and central controlling electrical appliances in way of comunication |
09/15/2004 | CN2641613Y Infrared thermomap prober |
09/15/2004 | CN1529291A Forest fire intelligent moritoring and alarming device |
09/14/2004 | US6791453 Communication protocol for interconnected hazardous condition detectors, and system employing same |
09/09/2004 | US20040175040 Process and device for detecting fires bases on image analysis |
09/08/2004 | EP1455320A1 Fire or overheating detection system |
09/08/2004 | EP1004106A4 Carbon monoxide and smoke detection apparatus |
09/08/2004 | CN2639966Y Fire alarming device with evacuting way indication device |
09/07/2004 | US6788198 System for verifying detection of a fire event condition |
09/07/2004 | US6788197 Fire alarm |
09/02/2004 | WO2004074809A2 Method and apparatus for reliable carbon monoxide detection |
09/02/2004 | DE10392128T5 Vorrichtung und Verfahren zur Aktivierung einer Reiß-Feuermelderstation mit einem berührungslosen Schalter Apparatus and method for activating a tear-fire alarm station with a non-contact switch |
08/26/2004 | US20040164869 Decorative cover for smoke detectors and like devices |
08/26/2004 | US20040164255 Radioactive sources |
08/26/2004 | DE10305492A1 Mobile telephone to act as a smoke-detector has a unit for measuring the concentration of smoke so as to analyze the surrounding air |
08/25/2004 | CN1163738C Smoke detector and insect preventing net cover |
08/19/2004 | WO2004070673A1 Hazard detection |
08/19/2004 | WO2004044683A3 Method for detection and recognition of fog presence within an aircraft compartment using video images |
08/19/2004 | US20040160329 Method and apparatus for reliable carbon monoxide detection |
08/18/2004 | EP1275094B1 Early fire detection method and apparatus |
08/18/2004 | EP1145207A4 Thermal ionization detector |
08/18/2004 | CN2634558Y Fire escape alarm |
08/17/2004 | US6778091 Smoke chamber |
08/17/2004 | US6778082 Smoke detector system for a house |
08/12/2004 | WO2004032078A3 Method and apparatus for indicating activation of a smoke detector alarm |
08/12/2004 | US20040155786 Method and tool for installing a linear smoke detector |
08/11/2004 | EP1444756A1 Anti-theft device |
08/11/2004 | CN1519785A Household fire precaution alarm unit |
08/10/2004 | US6774801 Clock and ambient air condition sensing apparatus |
08/10/2004 | US6772845 Detector arrangement for detection of fire risk in a process plant |
08/05/2004 | WO2004066237A1 Fire alarm |
08/04/2004 | EP1443479A1 Method and device to install a linear smoke detector |
08/04/2004 | CN1518663A Video-smoke detection system and method for examining the same |
08/04/2004 | CN1517699A Vertical backward scattering type photoelectric smoke detector |
08/04/2004 | CN1517698A Vertical bidirection scattering type photoelectric smoke detector |
07/29/2004 | US20040145743 Apparatus and method for gas sensing |
07/29/2004 | US20040145484 Device and method for detecting fire sources of gas impurities |
07/29/2004 | US20040145483 Smoke detectors |
07/29/2004 | US20040145482 Method of detecting a fire by IR image processing |
07/29/2004 | US20040145467 Method and apparatus for indicating activation of a smoke detector alarm |
07/29/2004 | US20040145466 Apparatus and method for detecting and mitigating a stovetop fire |
07/29/2004 | DE10300868A1 Fire detection system uses temperature and gas sensors with automatic facility for testing functionality |
07/28/2004 | EP1153380A4 Smoke alarm with anti-dust screen |
07/22/2004 | WO2004038826A9 Cordless/wireless automatic detection and suppression system |
07/22/2004 | US20040140421 Method of monitoring a temperature condition |
07/22/2004 | DE10300848A1 Fire switch for fitting in air ducts additionally has gas sensor for registering of fire gases, and gas sensor has gas generators controlled by evaluating circuit and therefore enables self-test |
07/21/2004 | EP1439510A1 Danger signalling system |
07/21/2004 | CN1514990A Device and method for detecting fire sources or gas impurites |
07/21/2004 | CN1514932A Using caron dioxide to indicate oxygen depletion |
07/20/2004 | US6765477 Apparatus and method for activating a non-contact switch fire alarm pull station |
07/15/2004 | US20040135695 System, controller and method of detecting a hazardous condition within an enclosure having a ventilation system |
07/14/2004 | EP1437701A2 System, controller and method of detecting a hazardous condition within an enclosure having a ventilation system |
07/14/2004 | CN1157695C Test apparatus for testing detectors |
07/13/2004 | US6762688 Device with silencing circuitry |
07/08/2004 | DE20304773U1 Detector assembly of concealed fire points in loaded cargo hold of ships, aircraft, or lorries, containing smoke detectors control unit (SDCU) with at least one sensor between top of container and cargo hold ceiling |
07/08/2004 | DE19955362B4 Streulichtdetektor Scattered light detector |
07/08/2004 | DE10017500B4 Feuerlöschanlage für ein Passagierflugzeug Fire extinguishing system for a passenger aircraft |
07/07/2004 | EP1435075A1 Emergency alarm system using pull-station with camera |
07/07/2004 | CN2624305Y Laser smoke sensing detector |
07/07/2004 | CN2624304Y 大空间火灾探测器 Large Space Fire Detectors |
07/06/2004 | CA2415603A1 Method of locating fires ignited by a lightning storm |