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7619538 |
Programmable, directing evacuation systems: apparatus and method
This invention pertains to evacuation systems, more particularly, it pertains to single or networked guiding devices that utilizing pre-programming and/or virtual programming, sensing and detecting...
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7605687 |
Ambient condition detector with variable pitch alarm
An ambient condition detector outputs an alarm comprising a tonal pattern comprising at least two distinctly different pitch tones in one embodiment of the invention. Another embodiment comprises a...
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7548157 |
Battery backed service indicator aids for field maintenance
A self-contained backup power source such as a battery is provided for components within an electrically powered device such as a storage controller, photocopier or the like, to maintain diagnostic...
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7493816 |
Smoke detectors
An aspirated smoke detector includes a flow path and a generator of acoustic waves in the flow path. Airborne particulate matter in the flow path responds to the acoustic field by particle...
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7482940 |
Alarm for detecting radiation and pollutants
An alarm for detecting radiation and/or pollutants such as smoke, carbon monoxide or the like has a housing ( 500 ), an alarm circuit ( 400 ) including a detector (DET 1 ) for detecting said...
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7474227 |
Multiwavelength smoke detector using white light LED
A smoke detector includes a smoke detection chamber containing a white light LED and a light detector. The light detector detects light within at least two distinct optical wavelength bands, and...
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7443307 |
Christmas tree ornament hazard detector
This is a Christmas tree ornament that will alert a homeowner or business owner to the presence of excessive amounts of smoke or heat and sound an alarm. In order for the device to be relatively...
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7405672 |
Air treatment device having a sensor
An air treatment device having electrodes supported by a housing and a voltage generator operatively coupled to the electrodes. The air treatment device includes at least one sensor operatively...
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7378976 |
Night light and alarm detector
This invention relates to providing convenient night and pathway lighting this is integrated into a detector unit. Incorporating the illumination features into the detector unit provides the...
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7369057 |
Power generator and power generator auxiliary monitoring
A generator monitoring system and method includes a plurality of sensors ( 12 ) disposed within a generator enclosure ( 18 ) to sense health conditions of a generator ( 10 ) housed within the...
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7335885 |
Ultra low power NDIR gas sensor fire detector
A fire detector and method for generating an alarm signal in response to a fire uses an NDIR sensor to generate a detector signal based upon one or more absorption bands selected from the 15.1μ...
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7312714 |
Ambient condition detector with time delayed function
An ambient condition detector includes a time delay function whereby a user initiates a functionality test of the detector and has time to move away from the vicinity of the detector before a...
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7295128 |
Smoke detection methods, devices, and systems
The present invention is directed to a system and method for accessing home monitoring devices remotely via a distributed wide-area network (WAN). More specifically, the present invention is...
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7287738 |
Remotely attachable and separable coupling
An article for mounting from or against the ceiling is removably coupled to a base fixedly secured to the ceiling, by a person standing on the floor, supporting the article on an elongated rod, and...
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7283057 |
Fire alarm spreading system and method
A fire alarm spreading system includes a robot cleaner for generating fire alarm data when smoke is detected while patrolling a specific area and transmitting the fire alarm data; and a wireless...
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7262705 |
Recessed detector assembly for detecting and venting airborne substances
A recessed detector assembly having the capability to detect and evacuate air laden with airborne substances from within the assembly. The assembly includes a detector frame adapted to be flush...
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7196631 |
Method of utilizing existing fire alarm systems and existing smoke detectors to detect aerolized radioactive material
A method of utilizing existing fire panel infrastructure to fight terrorism. The fire alarm systems ionization type smoke detectors, in addition to detecting the presence of smoke, would also...
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7186979 |
Passive NDIR carbon dioxide sensor fire detector
A fire detector with a passive CO 2 sensor generates a detector signal based upon a 15μ absorption band of CO 2 and a signal processor generates an alarm signal when a preselected criterion is...
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7176460 |
Passive NDIR gas sensor fire detector
A fire detector and method for detecting fires uses a passive NDIR sensor that generates a detector signal based upon either a 15μ absorption band of CO 2 or a 6.27μ absorption band of H 2 O and...
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7167098 |
Testing equipment for a fire alarm
The present invention relates to testing equipment 20 for a fire alarm 1. It includes a testing pole ( 21 ), a range spacer ( 23 ) connected to the testing pole ( 21 ), and a reflective means...
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7154402 |
Power strip with smoke detection auto-shutoff
The invention is a power strip with an internal smoke detection device, which cuts off AC electrical power to attached electrical devices if smoke is detected.
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7095329 |
Radiation monitor for ease of use
Provided is a nuclear radiation monitor which has a surface on which are located separate, visible indicia, such as LEDs or an LCD array, with the indicia being distributed around an imaginary...
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7057517 |
Alarm network
A wireless alarm network which detects smoke or toxic gas or fire or other abnormal environmental conditions within and in the vicinity of a structure wherein the detector at the source of the...
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7049824 |
Differential particulate detection system for electronic devices
A method, apparatus and program product for differential particle detection in electronic devices is provided. A first particulate sensor is positioned in proximity to an air intake of the...
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7034701 |
Identification of fire signatures for shipboard multi-criteria fire detection systems
A multi-criteria fire detection system, comprising a plurality of sensors, wherein each sensor is capable of detecting a signature characteristic of a presence of a fire and providing an output...
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7030766 |
Ambient condition detector with multi-function test
A device with a multi-function test feature for assessing or directing multiple sensor functions is provided for monitoring and interrogating air flow through Heating/Ventilation/Air-conditioning...
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6998991 |
Dual carbon monoxide sensor system with control catalyst: new CO and humidity method and apparatus
The present invention is a new sensor system with catalyst for control and one with a dummy catalyst. An apparatus and method for rapidly determining the concentration of CO, water vapor, and...
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6975237 |
System, controller and method of detecting a hazardous condition within an enclosure having a ventilation system
A detection system is provided for detecting at least one hazardous condition in an enclosure including a ventilation system, where the ventilation system is capable of operating in either an on or...
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6940402 |
Method and apparatus for detection of a location of an event
A method and apparatus for detecting the location of an event from amongst a plurality (A to P) of locations. Lines of communication (R 1 to R 4 , C 1 to C 4 ), commonly pipes of a smoke...
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6914535 |
Light scattering type smoke sensor
A light scattering type smoke sensor comprising a holder with openings embedded with light emitting part and light detecting part respectively, which do not protrude into the smoke detection...
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6914533 |
System and method for accessing residential monitoring devices
The present invention is directed to a system and method for accessing home monitoring devices remotely via a distributed wide-area network (WAN). More specifically, the present invention is...
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6888467 |
Gas detection instrument and method for its operation
A gas detection instrument comprises a combustible gas sensor and associated circuitry, which supplies power to the sensor and measures and displays resulting sensor response. The supplied power is...
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6828913 |
Scattered light smoke alarm
A dispersion light smoke detector has a structure for providing a definite measuring volume, the structure being formed as two light receivers or an imaging optical system for one light receiver.
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6788208 |
Method for controlling stationary fire-extinguishing systems
A method and a fire-alarm system controls stationary fire-extinguishing systems. The fire-alarm devices of the fire-alarm system are equipped with one or more detectors. If at least one...
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6774801 |
Clock and ambient air condition sensing apparatus
A clock and ambient air condition sensing apparatus includes an alarm and ambient air sensor positioned in a housing and operatively connected to a logic circuit. The logic circuit is capable of...
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6753786 |
Microprocessor-based combination smoke and carbon monoxide detector having intelligent hush feature
A microcontroller-based hazardous condition detector having an intelligent hush feature is presented. The microcontroller controls the operational mode of the detector by monitoring a single...
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6737977 |
Fire detector unit
An improved fire detector unit has a plastic base defining a smoke chamber for detection of a smoke density in terms of light scattering due to the smoke particles in the smoke chamber. The base...
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6696967 |
Ambient condition alarm for connecting to a light fixture
Provided is an alarm for detecting radiation, smoke and/or other air pollutants and includes detection means, first means for connection to a light fitting, and second means for connection to a...
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6642849 |
Hush disable feature for photoelectric smoke alarm
A hush mode disabling device for a smoke alarm having a self-test function, a hush mode that engages upon activation of the self-test function to silence or desensitize the smoke alarm for a...
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6545608 |
Smoking rules enforcement apparatus
A flame-sensing element and supporting circuitry is disguised by installing it in an object normally found within the type of room in which it is to monitor. In the best example, a lavatory is...
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6522254 |
Smoke detector, and insect screen
A smoke detector is provided with a light emission section holder having a light-emission element and a light receiving section holder having a light-receiving element. The light emission section...
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6512460 |
Christmas ornament
Christmas ornament ( 10 ) for attaching to a Christmas tree, with a housing ( 12 ), which is preferably spherically shaped, the housing ( 12 ) being provided with a decorative outside, and at least...
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6509838 |
Constant current flame ionization circuit
In a flame ionization sensor type gas combustion control apparatus, the sensor is provided with a power supply which will increase the voltage as contamination build up occurs on the in-flame...
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6437698 |
Smoke alarm device
A smoke alarm device has an ASIC ( 1 ) with an integrated photo detector ( 3 ) and control circuit. The photo detector output is compared every ten seconds with an alarm threshold level in a...
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6407671 |
Detection system for an electronic enclosure
A method and apparatus is provided for detecting airborne particles in an electronic enclosure. The electronic enclosure may be used to house one or more electronic devices or components of an...
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6384732 |
Christmas tree smoke detector
A smoke detector that is easily attached to the limb of a Christmas tree that includes a smoke detector circuit and an audible alarm circuit for generating an audible alarm in response to detecting...
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6377182 |
Smoke detector with sensor having improved mounting configuration
A smoke detector has a geometry that locates a sensor or sensors at or near a boundary layer of smoke movement thus facilitating smoke entry into the sensor and/or sensors. The sensors are mounted...
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6362743 |
Smoke alarm with dual sensing technologies and dual power sources
A smoke alarm having both an ionization detector and a photoelectric detector coupled to each other to generate an alarm signal when either of the detectors senses a potential fire. The smoke...
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6362726 |
Sounder device which deflects sound away from a housing
A sounder assembly comprising a housing, means for providing a sounder plate; a base for attaching the sounder assembly to a support surface, and an electrical sounder mounted generally within the...
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6353395 |
Interconnectable detector with local alarm indicator
A low power local alarm indicating system for interconnectable detectors enables a viewer to, after the fact, determine which detector or detectors had previously gone into a local alarm. An alarm...
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