Patents for G08B 17 - Fire alarms; Alarms responsive to explosion (10,975) |
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02/27/1996 | US5495112 Flame detector self diagnostic system employing a modulated optical signal in composite with a flame detection signal |
02/22/1996 | WO1996005582A1 Smoke alarm system with standby battery and reactive primary power supply |
02/21/1996 | EP0697684A1 Transmission line monitoring apparatus for use in a fire alarm system |
02/20/1996 | US5493119 Smoke and vapor detector for microwave oven |
02/15/1996 | WO1996004631A1 Fire detection device with disruptive parameter correction |
02/15/1996 | WO1996004627A1 Improvements relating to optical smoke detectors |
02/15/1996 | WO1996004626A1 Enclosure for a gas detector system |
02/15/1996 | WO1996004625A1 Fire detector comprising an analog sensor |
02/15/1996 | WO1996004624A1 Fire detection system comprising an alarm control panel receiving an analog signal |
02/15/1996 | WO1996004623A1 Fire detector with a non-volatile memory |
02/14/1996 | EP0696787A1 Fire detecting device and method with air-pressure compensation |
02/13/1996 | CA1338061C Automatic self-testing combustion products detector and smoke alarm |
01/24/1996 | CN1115449A Setting device for fire alarm system |
01/24/1996 | CN1115448A Early stage fire detecting apparatus |
01/23/1996 | US5486816 Fire detector having optic base clamping optic elements to a circuit board |
01/23/1996 | US5486811 Fire detection and extinguishment system |
01/16/1996 | US5485144 Compensated ionization sensor |
01/09/1996 | US5483222 Multiple sensor apparatus and method |
01/03/1996 | EP0634009A4 Improved diffusion-type gas sample chamber. |
12/27/1995 | CN2216274Y Fire voice lead escape indicator |
12/27/1995 | CN1114071A Multipurpose computerized device for greeting guest and warning |
12/26/1995 | US5478256 Fire detector having bayonet coupling and locking mechanism for base and detector unit |
12/20/1995 | EP0687594A1 Method and apparatus for detecting fog or smoke, suitable for a vehicle |
12/19/1995 | US5477218 Smoke detecting apparatus capable of detecting both smoke fine particles |
12/07/1995 | DE4414166C1 Verfahren und Vorrichtung zur Messung der Lichtstreuung an Partikeln Method and apparatus for measuring the light scattering of particles |
12/05/1995 | US5473314 High sensitivity smoke detecting apparatus using a plurality of sample gases for calibration |
11/29/1995 | EP0535102B1 Gaseous fluid aspirator or pump |
11/29/1995 | CN1112703A Fire receiver in fire alarm system |
11/29/1995 | CN1112702A Method for detecting and positioning fire by using colour image three-primary colors difference |
11/28/1995 | US5471200 Smoke detector protector |
11/22/1995 | EP0683475A2 Apparatus for supervising objects with regard to overheating |
11/15/1995 | CN2212806Y Miniature wireless alarm for preventing theft and fire |
11/15/1995 | CN2212805Y Intelligent detector for preventing theft and fire |
11/15/1995 | CN1111922A Smoke simulator for scattered light detectors, process for regulating their sensitivity to smoke and use of the simulator |
11/08/1995 | CN1111380A Multiple sensor apparatus and method |
11/08/1995 | CN1111379A Photoelectric type fire detector and adjustment unit therefor |
11/02/1995 | WO1995029393A1 Device for measuring light scatter by particles |
11/02/1995 | EP0680025A1 Fire alarm system and transmitter used therein |
11/02/1995 | EP0679280A1 Escape route indication system |
11/01/1995 | CN1111022A 火警系统 Fire alarm system |
10/31/1995 | US5463566 Preprocessor for detection of punctiform sources in infrared scenarios |
10/24/1995 | US5461370 Fire alarm system |
10/24/1995 | US5461367 Electric panel fire alarm |
10/18/1995 | EP0677829A1 Fire alarm system |
10/18/1995 | CN1110407A Sensor device, and disaster prevention system and electronic equipment each having sensor device incorporated therein |
10/17/1995 | CA2053816C Infrared fire-perimeter mapping |
10/11/1995 | CN1109991A 火灾报警系统 Fire Alarm System |
10/04/1995 | EP0675471A1 Setting device for fire alarm system |
10/04/1995 | EP0675470A1 Fire receiver in fire alarm system |
10/04/1995 | EP0675468A1 Early stage fire detecting apparatus |
10/04/1995 | CN2209363Y Signal receiving loop device for fire signal receiver |
09/27/1995 | EP0674172A2 Equivalent circuit of environmental sensor, method for measuring and/or normalizing odor pressure, and odor and/or fire detection system, using the same |
09/27/1995 | CN1109193A Method for the prevention of false alarms in a fire alarm system and a fire alarm system for implementation of the method |
09/26/1995 | US5453749 Sensitivity measuring apparatus for use with a fire detector |
09/20/1995 | EP0673008A1 Fire control system |
09/19/1995 | US5451931 Optical smoke detector |
09/19/1995 | US5451929 Smoke alarm and air cleaning device |
09/18/1995 | CA2144579A1 Fire monitoring system |
09/17/1995 | CA2119194A1 Smoke detector system for furnace |
09/13/1995 | EP0641430A4 Gas sampling point for smoke/pollution detection systems. |
09/13/1995 | EP0640210A4 Improvements relating to smoke detection scanning apparatus. |
09/13/1995 | CN2207611Y Anti-theft, fire-proof alarm |
09/13/1995 | CN1108411A Smoke detector, adjustment apparatus and test apparatus for such a smoke detector |
09/12/1995 | US5450066 Fire alarm heat detector |
09/06/1995 | CN1107986A Fire detecting apparatus |
09/05/1995 | US5448224 Heat detector including device for detecting abnormality of external temperature sensor |
08/29/1995 | US5446445 Mobile detection system |
08/29/1995 | US5446443 Fire-alarm system |
08/15/1995 | US5442336 Switch-timer system and method for use in smoke detector alarm unit |
08/10/1995 | WO1995005648A3 Smoke detector system with self-diagnostic capabilities and replaceable smoke intake canopy |
08/08/1995 | US5440145 Sampling chamber for a pollution detector |
08/03/1995 | DE4402518A1 Ionisation-type smoke alarm |
07/25/1995 | US5436614 Thermal analog fire detector |
07/18/1995 | US5434560 System for detecting random events |
07/12/1995 | CN2203474Y Fire-proof alarm |
07/12/1995 | CN1105140A 火警系统 Fire alarm system |
07/11/1995 | US5432500 Overhead detector and light assembly with remote control |
07/06/1995 | DE4410090C1 Smoke alarm using ionisation and optical scattering effects |
07/04/1995 | US5430433 Radio analog sensor |
07/04/1995 | US5430307 Light scattering smoke detector with smoke-entrance ladyrinth designed to prevent false signals due to reflection |
06/28/1995 | EP0660283A1 Photoelectric type fire detector and sensitivity adjustment unit therefor |
06/28/1995 | EP0660282A1 System for the early detection of fires |
06/27/1995 | US5428343 Disaster prevention monitoring apparatus and method |
06/27/1995 | US5428341 Fire receiver |
06/21/1995 | EP0658865A1 Smoke detector arrangement |
06/21/1995 | EP0658264A1 Smoke simulator for scattered light detectors, process for regulating their sensitivity to smoke and use of the simulator |
06/20/1995 | US5425582 Thermal detector and method of producing the same |
06/20/1995 | CA1336013C Guest room control |
06/14/1995 | CN1028924C Ionization type smoke detector |
06/08/1995 | WO1995004338A3 Smoke detection system |
06/07/1995 | EP0656611A2 Fire alarm system |
06/06/1995 | US5422629 Alarm silencing circuitry for photoelectric smoke detectors |
06/06/1995 | US5422484 Infrared sensor suitable for fire fighting applications |
06/06/1995 | CA1335827C Fire detector |
05/31/1995 | EP0655720A1 Fire detecting apparatus |
05/31/1995 | CN2199567Y Explosion-proof smoke sensor |
05/30/1995 | US5420440 Optical obscruation smoke monitor having a shunt flow path located between two access ports |
05/24/1995 | EP0654771A1 Method for preventing false alarms in a fire detecting system and device for performing this method |
05/24/1995 | EP0654770A1 Device for early detection of fires |
05/24/1995 | EP0654142A1 Aerosol discriminator |