Patents
Patents for G08B 17 - Fire alarms; Alarms responsive to explosion (10,975)
04/2003
04/03/2003WO2003027979A1 High sensitivity particle detection
04/03/2003WO2003027973A1 Emergency alarm system using pull-station with camera
04/03/2003US20030063007 Switchgear cabinet including a smoke indicator means
04/03/2003US20030063005 Fire heat sensor
04/03/2003CA2429791A1 Emergency alarm system using pull-station with camera
04/02/2003EP1298618A2 Fire heat sensor
04/02/2003EP1298617A2 Fire sensor
04/02/2003EP1298615A2 Fire sensor
04/02/2003EP1297510A2 Flexible smoke generator
04/02/2003CN1407516A Manual alarm devices
04/02/2003CN1407514A Fire alarm receiver
03/2003
03/27/2003US20030058117 Fire sensor
03/27/2003US20030058116 Fire sensor
03/27/2003US20030058114 Fire detection system
03/27/2003US20030058109 Emergency alarm system using pull-station with camera
03/27/2003US20030058103 System and an arrangement to determine the level of hazard in a hazardous situation
03/27/2003US20030058093 Fire alarm system, fire sensor, fire receiver, and repeater
03/27/2003US20030057956 Portable diagnostic device
03/27/2003DE20219525U1 Computer case with integrated automatic smoke alarm system, uses optical detector or gas analysis, and emits loud acoustic alarm when fire detected
03/27/2003DE20219523U1 Computer display or television has integral smoke alarm
03/26/2003EP1296301A2 Fire alarm system, fire sensor, fire receiver, and repeater
03/26/2003CN2541912Y Detection warner preventing gas leakage
03/26/2003CN1406366A Video smoke detection system
03/20/2003WO2002095705B1 Self-aspirating fire detection system
03/20/2003WO2002095703A3 Device and method for detecting fire sources or gas impurities
03/19/2003EP1293945A1 Method, planning tool and computer system for project management of hazard detection systems
03/19/2003CN1404021A Visual fire monitoring alarm method and device
03/13/2003US20030050713 Fire detection system and method for configuring
03/13/2003US20030048652 Fire detection system including an automatic polarity sensing power and signal interface
03/13/2003US20030048649 Automatic polarity sensing power and signal interface
03/13/2003DE20121682U1 Self-aspirating fire detection system, for monitoring plant and buildings at risk of fire or explosions, has device for controlled aspiration of surrounding air from a monitoring area and an optical measuring system
03/12/2003EP1290661A1 Ducted test tool
03/12/2003EP1290660A1 A system and an arrangement to determine the level of hazard in a hazardous situation
03/12/2003EP1290657A1 Device to detect heating levels in excess in l.h.d cables
03/06/2003WO2003019492A1 Fire detection system
03/06/2003WO2003019491A1 Accident warning device
03/06/2003WO2002073558A3 Improvements in and relating to smoke detectors
03/06/2003US20030044042 Method and apparatus of detecting fire by flame imaging
03/06/2003US20030042420 Flame sensor
03/06/2003DE20219425U1 Lamp or light with built in smoke detector and operated by battery
03/06/2003CA2458200A1 Fire detection system
03/05/2003EP1288881A1 Hand-operated emergency alarm signal box
03/05/2003EP1288880A2 Central fire alarm receiver
03/05/2003CN2539177Y Testing rod for smoke alarm
03/04/2003US6529132 Device for monitoring an enclosure, in particular the hold of an aircraft
02/2003
02/27/2003US20030038877 Imaging fire detector
02/27/2003US20030038726 Fire receiver
02/27/2003DE20217702U1 Early fire detecting installation with IR radiation detector, containing geometrical resolution of 1 x 1cm on measuring distance of 40m
02/26/2003EP1286320A2 Detector, method for operating a detector and test device for a detector
02/26/2003CN2538025Y Igniting fire detector with digital image shooting
02/18/2003US6522254 Smoke detector, and insect screen
02/18/2003US6522248 Multicondition detection apparatus and method providing interleaved tone and verbal warnings
02/18/2003US6521907 Miniature photoelectric sensing chamber
02/12/2003EP1163650B1 Smoke detector housing
02/12/2003CN2535804Y Intelligent ight-temp. composite detector
02/11/2003US6518879 Apparatus and method for monitoring line disconnection and a fire, and a fire alarm system having the same
02/11/2003US6518574 Fire detector with multiple sensors
02/05/2003EP1281167A1 A system and an arrangement to determine the position in a hazardous situation
02/05/2003EP1281166A1 Imaging fire detector
02/04/2003US6515589 Scattering light smoke alarm
02/04/2003US6515283 Fire detector with modulation index measurement
01/2003
01/30/2003US20030020617 Detector with ambient photon sensor and other sensors
01/28/2003US6512460 Christmas ornament
01/23/2003WO2003007262A1 Photoelectric smoke detector
01/22/2003EP0769688B1 Environment monitor apparatus
01/22/2003CN2532483Y 红外线火焰探测器 Infrared flame detector
01/22/2003CN2532469Y Multi-frequency infraved flame detector for industry fire fighting
01/22/2003CN1099660C Method of detecting flame and flame detector for carrying out the method
01/16/2003US20030011770 Smoke detectors particularly ducted smoke detectors
01/15/2003EP1275094A2 Early fire detection method and apparatus
01/15/2003CN2531466Y Casing of fire alarm detector
01/15/2003CN1391685A Detector for scattered light
01/15/2003CN1099094C 火警系统 Fire alarm system
01/14/2003US6507281 Method and device for configuring a tunnel fire detection system
01/14/2003US6507023 Fire detector with electronic frequency analysis
01/09/2003WO2003003324A1 Electrical fire indication detector
01/09/2003DE20215080U1 Automatic portable fire extinguisher system has integrated smoke detector and alarms
01/09/2003DE20215079U1 Retro fitted smoke alarm system is fitted to portable fire extinguisher has radio link
01/08/2003EP1272992A1 Fire detector
01/03/2003WO2003001187A1 Video smoke detection system and method for examining the same
01/03/2003WO2003001108A1 A multifunction passage-way indicating lamp
01/02/2003US20030001746 Self-diagnostic smoke detector
01/02/2003EP1271444A1 Video smoke detecting system and method for testing the same
01/02/2003EP1269139A2 Infra-red detector
01/01/2003CN2529254Y Investigating device for fire detection comprehension analogue test
12/2002
12/31/2002US6501810 Fast frame synchronization
12/26/2002US20020196152 Automated fire protection system
12/19/2002WO2002054364A3 Video smoke detection system
12/19/2002DE10125687A1 Vorrichtung zum Detektieren von Brandherden oder Gasverunreinigungen An apparatus for detecting fire sources or gas impurities
12/12/2002US20020186141 Wireless transfer of data from a detector
12/12/2002US20020186128 Fire alarm system
12/12/2002DE10124280A1 Selbstansaugende Brandmeldeeinrichtung Self fire detection system
12/11/2002EP1265205A1 Linear smoke detector
12/11/2002EP1264293A1 Monitoring system
12/10/2002US6492907 Detector system
12/05/2002WO2002097757A1 Flame and spark detector, automatic fire alarm and methods related thereto
12/04/2002EP1261953A1 Improvements relating to smoke detectors particularly ducted smoke detectors
12/04/2002CN2524242Y Super anti-interfere intellectual signal reversing circuits for fire disaster determiner
12/04/2002CN1383533A Flexible smoke generator
12/04/2002CN1383107A 火灾检测器单元 Fire detector unit
1 ... 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 ... 110